CN110178930A - A kind of Fu tea floating processing technology of Dan Congcha - Google Patents

A kind of Fu tea floating processing technology of Dan Congcha Download PDF

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Publication number
CN110178930A
CN110178930A CN201910381635.3A CN201910381635A CN110178930A CN 110178930 A CN110178930 A CN 110178930A CN 201910381635 A CN201910381635 A CN 201910381635A CN 110178930 A CN110178930 A CN 110178930A
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China
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parts
tea
floating
dan congcha
culture
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赵京帅
陶鹏
陈锴妮
雷秦睿
孙强
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Xixian New District Fucha Town Tea Industry Co Ltd
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Xixian New District Fucha Town Tea Industry Co Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/06Treating tea before extraction; Preparations produced thereby
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23FCOFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00Tea; Tea substitutes; Preparations thereof
    • A23F3/06Treating tea before extraction; Preparations produced thereby
    • A23F3/08Oxidation; Fermentation
    • A23F3/10Fermentation with addition of microorganisms or enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3454Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
    • A23L3/3463Organic compounds; Microorganisms; Enzymes
    • A23L3/3571Microorganisms; Enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2400/00Lactic or propionic acid bacteria
    • A23V2400/11Lactobacillus
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2400/00Lactic or propionic acid bacteria
    • A23V2400/21Streptococcus, lactococcus
    • A23V2400/225Faecalis
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2400/00Lactic or propionic acid bacteria
    • A23V2400/51Bifidobacterium

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

The invention discloses the Fu tea floating processing technologys of Dan Congcha a kind of, the following steps are included: prepared by the tea juice strain of Aspergillus glaucus, the processing of Dan Congcha raw material, gas steams inoculation and floating, it is dry, packaging, the culture medium includes consisting of ingredient: 20-50 parts of soluble starch, 2-6 parts of peptone, 1-6 parts of yeast extract, 0.5-10 parts of sodium glutamate, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, 1-3 parts of malt flour, 20-50 parts of glucose and 10-30 parts of Cai's formula agar, KH2PO415-25 parts and MgSO410-15 parts, the present invention relates to tea processing technical fields.The Fu tea floating processing technology of the Dan Congcha, solve the problems, such as current loose tea floating hardly possible, Yi Zisheng miscellaneous bacteria, a variety of amino acid are decomposed into after processed, assign millet paste nutrition and fresh taste, saccharomycete can produce effective nutriment and have the substance of health-care effect to human body, the generation for inhibiting the metabolite of food pathogenic and spoilage organisms, can be improved various substance bioactivities in tealeaves.

Description

A kind of Fu tea floating processing technology of Dan Congcha
Technical field
The present invention relates to tea processing technical field, the Fu tea floating processing technology of specially a kind of Dan Congcha.
Background technique
Dan Congcha is a kind of traditional well-known tea, originates from Guangdong, has the characteristics that shape beauty, color are emerald green, sweet in flavor, fragrant strongly fragrant.Between full hair Semi-fermented oolong tea between the black tea of ferment and azymous green tea, it embodies the most fine tea making work of oolong tea manufacturing process Skill.The faint scent of the existing green tea of Dan Congcha made tea, and have the dense flavour of black tea, it is to collect the fragrance of a flower, sweet perfume, fruity, tea perfume in one The distinguishing character of the Luzhou-flavor tealeaves of body, Dan Congcha is liked by more and more Tea Consumption persons, it is therefore desirable to constantly improvement The preparation process of Dan Congcha, improves the quality of Dan Congcha, and current Dan Congcha is seldom used to do Fu-brick tea, and current technique Floating condition when making Fu-brick tea is more demanding and product quality is difficult to control, and later period tea quality is difficult to control.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides the Fu tea floating processing technology of Dan Congcha a kind of, mesh is solved Preceding Dan Congcha is seldom used to do Fu-brick tea, and floating condition when current technique makes Fu-brick tea is more demanding and product The problem of quality is difficult to control, and later period tea quality is difficult to control.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of Fu tea floating of Dan Congcha adds Work technique, comprising the following steps:
(1) the tea juice strain preparation of Aspergillus glaucus:
Step 1: first low temperature inclined-plane after Aspergillus glaucus Purification is saved, the Aspergillus glaucus to have spread cultivation is configured to bacterium Liquid is simultaneously inoculated on culture medium, and Aspergillus glaucus culture is obtained after culture;
Step 2: Aspergillus glaucus culture is dry, sieving is ground after dry, is prepared finished product and is prepared the fermentation of solid pure culture Agent, drying are using vacuum drying mode under 100 grades of purification conditions, and drying temperature is 70-80 DEG C, moisture 3- after drying 6.5%;
Step 3: by the Aspergillus glaucus culture of sieving, tea juice, auxiliary bacteria group and inhibit mould according to 4:4:1.5: 0.5 mass ratio, which is prepared to obtain solid pure culture leavening, obtains solid pure culture leavening;
(2) processing of Dan Congcha raw material: Dan Congcha is used into filter screen impurity elimination, then steams by High Temperature Gas and adds with after pile fermentation Entering after tea juice is sufficiently mixed and stands, the temperature that gas steams is 90-100 DEG C, and the time is 30 seconds, and mixing duration of mixing is 20-30 minutes, A height of 15-30 centimetres of heap;
(3) gas steams inoculation and floating: tea juice is added in Dan Congcha raw material, the Dan Congcha of tea juice will be added to carry out gas steaming, The temperature that gas steams is 100 DEG C, and the time is 10-20 second, after gas steaming, with the tea juice strain inoculation containing Aspergillus glaucus, then connecing The Dan Congcha for crossing kind, which is placed in transparent glass container, is placed in the progress floating culture of floating culturing room, and the container of placement is in floating culture Layering superposition is placed in room, and the container for placing raw material is opened ventilation after being sealed by fermentation 3 days~5 days;
(4) dry: it is dry after floating, the raw material that floating finishes in step (3) is placed on inclined plate, is laid with above inclined plate There is cotton yarn, overturn floating raw material every 10-20 minutes when dry, 3-5 drying of overturning finishes;
(5) packaging: the tealeaves after baking process is quantitatively packed and it is soft to steam, and is then placed in mold, is used high-pressure unit Using 60T~70T pressure press 3 minutes~be put into after five minutes packing box packaging.
Preferably, culture medium includes consisting of ingredient in the step (1): 20-50 parts of soluble starch, peptone 2- 6 parts, 1-6 parts of yeast extract, 0.5-10 parts of sodium glutamate, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, malt flour 1-3 Part, 20-50 parts of glucose and 10-30 parts of Cai's formula agar, KH2PO415-25 parts and MgSO410-15 parts.
Preferably, 35 parts of the preferred soluble starch of the culture medium constituent, 4 parts of peptone, 4 parts of yeast extract, paddy ammonia 20 parts of 5 parts of sour sodium, 0.5 part of epsom salt, 2 parts of dehydrated potato powder, 2 parts of malt flour, 35 parts of glucose and Cai's formula agar, KH2PO420 parts and MgSO413 parts.
Preferably, starter medium is grayish green using being inoculated in the medium after high-temp steam sterilizing in the step (1) Aspergillus, using 0.110-0.120Mpa, 121 DEG C high-temperature sterilization 10-15 minutes, disinfection be cooled to 45 DEG C or so tea juice impregnate one Quantitative tea dust strain is placed on 30 DEG C of shady places using 100-150r/min rotation 10-30min after evenly mixing and stands one It.
Preferably, after the starter medium activation after the inoculation Aspergillus glaucus, auxiliary bacterium is added after growing bacterial plaque Population and inhibition mould, and the environment and temperature that start adjustment culture add water and a certain amount of sucrose are matrix to suitable interval, It is inoculated with Aspergillus glaucus slant strains after sterilization, sets to cultivate 10 days under 28 DEG C of constant temperatures and is placed in drier, to tea dust Refrigerator is put into when being completely dried to save backup.
Preferably, the auxiliary bacteria group in the step (1) includes Escherichia coli, lactobacillus, Bifidobacterium, clostridium butyricum And streptococcus fecalis.
Preferably, the drying drying temperature in the step (4) is 50 DEG C~60 DEG C, and the water content of tea after drying is 5.5%~6.5%.
Preferably, the gas in the step (3), which is steamed, is set as 0.115-0.130Mpa using high pressure gas steaming device pressure, when Between be set as 10-20 seconds, in the step (3) before floating culturing room 3 everyday humidity be set as 45%~60%, temperature setting is It 25 DEG C~40 DEG C, is sealed by fermentation, latter 2 days~5 days humidity is adjusted to 30%~45%, and temperature is adjusted to 28 DEG C~30 DEG C, will be former The container that material is placed opens ventilation.
(3) beneficial effect
The present invention provides the Fu tea floating processing technologys of Dan Congcha a kind of.Have it is following the utility model has the advantages that
The Fu tea floating processing technology of the Dan Congcha, the present invention can stronger rush digestion, reducing blood lipid, dissolved fat, tune It saves carbohydate metabolism and promotes stomach movement, weight-reducing, and good inhibition is possessed to bacterium, saccharomycete, mould and actinomyces and is made With, inhibit the generation of the metabolite of food pathogenic and spoilage organisms, various substance bioactivities in tealeaves can be improved, solution The problem of current loose tea floating is difficult, Yi Zisheng miscellaneous bacteria, is decomposed into a variety of amino acid after processed, assign millet paste nutrition and fresh Mouthfeel, saccharomycete can produce effective nutriment and have the substance of health-care effect to human body.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained.
Case study on implementation one:
A kind of Fu tea floating processing technology of Dan Congcha, comprising the following steps:
(1) the tea juice strain preparation of Aspergillus glaucus:
Step 1: first low temperature inclined-plane after Aspergillus glaucus Purification is saved, the Aspergillus glaucus to have spread cultivation is configured to bacterium Liquid is simultaneously inoculated on culture medium, and Aspergillus glaucus culture is obtained after culture;
Step 2: Aspergillus glaucus culture is dry, sieving is ground after dry, is prepared finished product and is prepared the fermentation of solid pure culture Agent, drying are using vacuum drying mode under 100 grades of purification conditions, and drying temperature is 70-80 DEG C, moisture 3- after drying 6.5%;
Step 3: by the Aspergillus glaucus culture of sieving, tea juice, auxiliary bacteria group and inhibit mould according to 4:4:1.5: 0.5 mass ratio, which is prepared to obtain solid pure culture leavening, obtains solid pure culture leavening;
(2) processing of Dan Congcha raw material: Dan Congcha is used into filter screen impurity elimination, then steams by High Temperature Gas and adds with after pile fermentation Entering after tea juice is sufficiently mixed and stands, the temperature that gas steams is 90-100 DEG C, and the time is 30 seconds, and mixing duration of mixing is 20-30 minutes, A height of 15-30 centimetres of heap;
(3) gas steams inoculation and floating: tea juice is added in Dan Congcha raw material, the Dan Congcha of tea juice will be added to carry out gas steaming, The temperature that gas steams is 100 DEG C, and the time is 10-20 second, after gas steaming, with the tea juice strain inoculation containing Aspergillus glaucus, then connecing The Dan Congcha for crossing kind, which is placed in transparent glass container, is placed in the progress floating culture of floating culturing room, and the container of placement is in floating culture Layering superposition is placed in room, and the container for placing raw material is opened ventilation after being sealed by fermentation 3 days~5 days;
(4) dry: it is dry after floating, the raw material that floating finishes in step (3) is placed on inclined plate, is laid with above inclined plate There is cotton yarn, overturn floating raw material every 10-20 minutes when dry, 3-5 drying of overturning finishes;
(5) packaging: the tealeaves after baking process is quantitatively packed and it is soft to steam, and is then placed in mold, is used high-pressure unit Using 60T~70T pressure press 3 minutes~be put into after five minutes packing box packaging.
Culture medium includes consisting of ingredient in step (1): 20-50 parts of soluble starch, 2-6 parts of peptone, yeast extract 1-6 parts, 0.5-10 parts of sodium glutamate, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, 1-3 parts of malt flour, glucose 20- 50 parts and 10-30 parts of Cai's formula agar, KH2PO415-25 parts and MgSO410-15 parts.
35 parts of the preferred soluble starch of culture medium constituent, 4 parts of peptone, 4 parts of yeast extract, 5 parts of sodium glutamate, seven water 0.5 part of magnesium sulfate, 2 parts of dehydrated potato powder, 2 parts of malt flour, 35 parts of glucose and 20 parts of Cai's formula agar, KH2PO420 parts and MgSO413 parts.
Starter medium is used using Aspergillus glaucus is inoculated in the medium after high-temp steam sterilizing in step (1) 0.110-0.120Mpa, 121 DEG C high-temperature sterilization 10-15 minutes, the tea juice that disinfection is cooled to 45 DEG C or so impregnates a certain amount of tea Last strain is placed on 30 DEG C of shady places using 100-150r/min rotation 10-30min after evenly mixing and stands one day.
After starter medium activation after being inoculated with Aspergillus glaucus, auxiliary bacteria group is added after growing bacterial plaque and inhibits mould Bacterium, and the environment and temperature that start adjustment culture, to suitable interval, adding water and a certain amount of sucrose is matrix, and sterilization is followed by Kind of Aspergillus glaucus slant strains, set to cultivate 10 days under 28 DEG C of constant temperatures and are placed in drier, put when tea dust is completely dried Enter refrigerator to save backup.
Auxiliary bacteria group in step (1) includes Escherichia coli, lactobacillus, Bifidobacterium, clostridium butyricum and streptococcus fecalis.
Drying drying temperature in step (4) is 50 DEG C~60 DEG C, the water content of tea after drying is 5.5%~ 6.5%.
Gas in step (3), which is steamed, is set as 0.115-0.130Mpa using high pressure gas steaming device pressure, and the time is set as 10- 20 seconds, in step (3) before floating culturing room 3 everyday humidity be set as 45%~60%, temperature setting is 25 DEG C~40 DEG C, sealing Fermentation, latter 2 days~5 days humidity are adjusted to 30%~45%, and temperature is adjusted to 28 DEG C~30 DEG C, and the container that raw material is placed is opened Ventilation.
Case study on implementation two:
A kind of Fu tea floating processing technology of Dan Congcha, comprising the following steps:
(1) the tea juice strain preparation of Aspergillus glaucus:
Step 1: first low temperature inclined-plane after Aspergillus glaucus Purification is saved, the Aspergillus glaucus to have spread cultivation is configured to bacterium Liquid is simultaneously inoculated on culture medium, and Aspergillus glaucus culture is obtained after culture;
Step 2: Aspergillus glaucus culture is dry, sieving is ground after dry, is prepared finished product and is prepared the fermentation of solid pure culture Agent, drying are using vacuum drying mode under 100 grades of purification conditions, and drying temperature is 70-80 DEG C, moisture 3- after drying 6.5%;
Step 3: by the Aspergillus glaucus culture of sieving, tea juice, auxiliary bacteria group and inhibit mould according to 4:4:1.5: 0.5 mass ratio, which is prepared to obtain solid pure culture leavening, obtains solid pure culture leavening;
(2) processing of Dan Congcha raw material: Dan Congcha is used into filter screen impurity elimination, then steams by High Temperature Gas and adds with after pile fermentation Entering after tea juice is sufficiently mixed and stands, the temperature that gas steams is 90-100 DEG C, and the time is 30 seconds, and mixing duration of mixing is 20-30 minutes, A height of 15-30 centimetres of heap;
(3) gas steams inoculation and floating: tea juice is added in Dan Congcha raw material, the Dan Congcha of tea juice will be added to carry out gas steaming, The temperature that gas steams is 100 DEG C, and the time is 10-20 second, after gas steaming, with the tea juice strain inoculation containing Aspergillus glaucus, then connecing The Dan Congcha for crossing kind, which is placed in transparent glass container, is placed in the progress floating culture of floating culturing room, and the container of placement is in floating culture Layering superposition is placed in room, and the container for placing raw material is opened ventilation after being sealed by fermentation 3 days~5 days;
(4) dry: it is dry after floating, the raw material that floating finishes in step (3) is placed on inclined plate, is laid with above inclined plate There is cotton yarn, overturn floating raw material every 10-20 minutes when dry, 3-5 drying of overturning finishes;
(5) packaging: the tealeaves after baking process is quantitatively packed and it is soft to steam, and is then placed in mold, is used high-pressure unit Using 60T~70T pressure press 3 minutes~be put into after five minutes packing box packaging.
Culture medium includes consisting of ingredient in step (1): 20-50 parts of soluble starch, 2-6 parts of peptone, yeast extract 1-6 parts, 0.5-10 parts of sodium glutamate, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, 1-3 parts of malt flour, glucose 20- 50 parts and 10-30 parts of Cai's formula agar, KH2PO415-25 parts and MgSO410-15 parts.
35 parts of the preferred soluble starch of culture medium constituent, 4 parts of peptone, 4 parts of yeast extract, 5 parts of sodium glutamate, seven water 0.5 part of magnesium sulfate, 2 parts of dehydrated potato powder, 2 parts of malt flour, 35 parts of glucose and 20 parts of Cai's formula agar, KH2PO420 parts and MgSO413 parts.
Starter medium is used using Aspergillus glaucus is inoculated in the medium after high-temp steam sterilizing in step (1) 0.110-0.120Mpa, 121 DEG C high-temperature sterilization 10-15 minutes, the tea juice that disinfection is cooled to 45 DEG C or so impregnates a certain amount of tea Last strain is placed on 30 DEG C of shady places using 100-150r/min rotation 10-30min after evenly mixing and stands one day.
After starter medium activation after being inoculated with Aspergillus glaucus, auxiliary bacteria group is added after growing bacterial plaque and inhibits mould Bacterium, and the environment and temperature that start adjustment culture, to suitable interval, adding water and a certain amount of sucrose is matrix, and sterilization is followed by Kind of Aspergillus glaucus slant strains, set to cultivate 10 days under 28 DEG C of constant temperatures and are placed in drier, put when tea dust is completely dried Enter refrigerator to save backup.
Auxiliary bacteria group in step (1) includes Escherichia coli, lactobacillus, Bifidobacterium, clostridium butyricum and streptococcus fecalis.
Drying drying temperature in step (4) is 50 DEG C~60 DEG C, the water content of tea after drying is 5.5%~ 6.5%.
Gas in step (3), which is steamed, is set as 0.115-0.130Mpa using high pressure gas steaming device pressure, and the time is set as 10- 20 seconds, in step (3) before floating culturing room 3 everyday humidity be set as 45%~60%, temperature setting is 25 DEG C~40 DEG C, sealing Fermentation, latter 2 days~5 days humidity are adjusted to 30%~45%, and temperature is adjusted to 28 DEG C~30 DEG C, and the container that raw material is placed is opened Ventilation.
Case study on implementation three:
A kind of Fu tea floating processing technology of Dan Congcha, comprising the following steps:
(1) the tea juice strain preparation of Aspergillus glaucus:
Step 1: first low temperature inclined-plane after Aspergillus glaucus Purification is saved, the Aspergillus glaucus to have spread cultivation is configured to bacterium Liquid is simultaneously inoculated on culture medium, and Aspergillus glaucus culture is obtained after culture;
Step 2: Aspergillus glaucus culture is dry, sieving is ground after dry, is prepared finished product and is prepared the fermentation of solid pure culture Agent, drying are using vacuum drying mode under 100 grades of purification conditions, and drying temperature is 70-80 DEG C, moisture 3- after drying 6.5%;
Step 3: by the Aspergillus glaucus culture of sieving, tea juice, auxiliary bacteria group and inhibit mould according to 4:4:1.5: 0.5 mass ratio, which is prepared to obtain solid pure culture leavening, obtains solid pure culture leavening;
(2) processing of Dan Congcha raw material: Dan Congcha is used into filter screen impurity elimination, then steams by High Temperature Gas and adds with after pile fermentation Entering after tea juice is sufficiently mixed and stands, the temperature that gas steams is 90-100 DEG C, and the time is 30 seconds, and mixing duration of mixing is 20-30 minutes, A height of 15-30 centimetres of heap;
(3) gas steams inoculation and floating: tea juice is added in Dan Congcha raw material, the Dan Congcha of tea juice will be added to carry out gas steaming, The temperature that gas steams is 100 DEG C, and the time is 10-20 second, after gas steaming, with the tea juice strain inoculation containing Aspergillus glaucus, then connecing The Dan Congcha for crossing kind, which is placed in transparent glass container, is placed in the progress floating culture of floating culturing room, and the container of placement is in floating culture Layering superposition is placed in room, and the container for placing raw material is opened ventilation after being sealed by fermentation 3 days~5 days;
(4) dry: it is dry after floating, the raw material that floating finishes in step (3) is placed on inclined plate, is laid with above inclined plate There is cotton yarn, overturn floating raw material every 10-20 minutes when dry, 3-5 drying of overturning finishes;
(5) packaging: the tealeaves after baking process is quantitatively packed and it is soft to steam, and is then placed in mold, is used high-pressure unit Using 60T~70T pressure press 3 minutes~be put into after five minutes packing box packaging.
Culture medium includes consisting of ingredient in step (1): 20-50 parts of soluble starch, 2-6 parts of peptone, yeast extract 1-6 parts, 0.5-10 parts of sodium glutamate, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, 1-3 parts of malt flour, glucose 20- 50 parts and 10-30 parts of Cai's formula agar, KH2PO415-25 parts and MgSO410-15 parts.
35 parts of the preferred soluble starch of culture medium constituent, 4 parts of peptone, 4 parts of yeast extract, 5 parts of sodium glutamate, seven water 0.5 part of magnesium sulfate, 2 parts of dehydrated potato powder, 2 parts of malt flour, 35 parts of glucose and 20 parts of Cai's formula agar, KH2PO420 parts and MgSO413 parts.
Starter medium is used using Aspergillus glaucus is inoculated in the medium after high-temp steam sterilizing in step (1) 0.110-0.120Mpa, 121 DEG C high-temperature sterilization 10-15 minutes, the tea juice that disinfection is cooled to 45 DEG C or so impregnates a certain amount of tea Last strain is placed on 30 DEG C of shady places using 100-150r/min rotation 10-30min after evenly mixing and stands one day.
After starter medium activation after being inoculated with Aspergillus glaucus, auxiliary bacteria group is added after growing bacterial plaque and inhibits mould Bacterium, and the environment and temperature that start adjustment culture, to suitable interval, adding water and a certain amount of sucrose is matrix, and sterilization is followed by Kind of Aspergillus glaucus slant strains, set to cultivate 10 days under 28 DEG C of constant temperatures and are placed in drier, put when tea dust is completely dried Enter refrigerator to save backup.
Auxiliary bacteria group in step (1) includes Escherichia coli, lactobacillus, Bifidobacterium, clostridium butyricum and streptococcus fecalis.
Drying drying temperature in step (4) is 50 DEG C~60 DEG C, the water content of tea after drying is 5.5%~ 6.5%.
Gas in step (3), which is steamed, is set as 0.115-0.130Mpa using high pressure gas steaming device pressure, and the time is set as 10- 20 seconds, in step (3) before floating culturing room 3 everyday humidity be set as 45%~60%, temperature setting is 25 DEG C~40 DEG C, sealing Fermentation, latter 2 days~5 days humidity are adjusted to 30%~45%, and temperature is adjusted to 28 DEG C~30 DEG C, and the container that raw material is placed is opened Ventilation.
Following table is the comparing result of common Dan Congcha and case study on implementation of the present invention:
From above table as can be seen that the present invention is more than benefit of the common Dan Congcha to human body, the present invention can be relatively strong Rush digestion, reducing blood lipid, dissolved fat, adjust carbohydate metabolism and promote stomach movement, weight-reducing, and to bacterium, saccharomycete, mould Bacterium and actinomyces possess good inhibiting effect, inhibit the generation of the metabolite of food pathogenic and spoilage organisms, can be improved Various substance bioactivities in tealeaves solve the problems, such as current loose tea floating hardly possible, Yi Zisheng miscellaneous bacteria, are decomposed into after processed more Kind amino acid, assigning millet paste nutrition and fresh taste, saccharomycete can produce effective nutriment and has health care work to human body Substance.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (8)

1. the Fu tea floating processing technology of Dan Congcha a kind of, it is characterised in that: the following steps are included:
(1) the tea juice strain preparation of Aspergillus glaucus:
Step 1: first low temperature inclined-plane after Aspergillus glaucus Purification is saved, the Aspergillus glaucus to have spread cultivation is configured to bacterium solution simultaneously It is inoculated on culture medium, Aspergillus glaucus culture is obtained after culture;
Step 2: Aspergillus glaucus culture is dry, sieving is ground after dry, is prepared finished product and is prepared solid pure culture leavening, Drying is using vacuum drying mode under 100 grades of purification conditions, and drying temperature is 70-80 DEG C, moisture 3- after drying 6.5%;
Step 3: by the Aspergillus glaucus culture of sieving, tea juice, auxiliary bacteria group and inhibit mould according to: 4:4:1.5:0.5's Mass ratio, which is prepared to obtain solid pure culture leavening, obtains solid pure culture leavening;
(2) processing of Dan Congcha raw material: using filter screen impurity elimination for Dan Congcha, then steams by High Temperature Gas and tea is added after pile fermentation Juice is stood after being sufficiently mixed, and the temperature that gas steams is 90-100 DEG C, and the time is 30 seconds, and mixing duration of mixing is 20-30 minutes, and heap is high It is 15-30 centimetres;
(3) gas steams inoculation and floating: tea juice is added in Dan Congcha raw material, the Dan Congcha for adding tea juice is carried out gas steaming, gas steams Temperature be 100 DEG C, the time be 10-20 second, gas steaming after, with containing Aspergillus glaucus tea juice strain be inoculated with, then take over plant Dan Congcha be placed in transparent glass container be placed in floating culturing room carry out floating culture, the container of placement is in floating culturing room Layering superposition is placed, and the container for placing raw material is opened ventilation after being sealed by fermentation 3 days~5 days;
(4) dry: it is dry after floating, the raw material that floating finishes in step (3) is placed on inclined plate, is equipped with cotton above inclined plate Yarn, overturn floating raw material when dry every 10-20 minutes, and 3-5 drying of overturning finishes;
(5) packaging: the tealeaves after baking process is quantitatively packed and it is soft to steam, and is then placed in mold, is used with high-pressure unit The pressure of 60T~70T press 3 minutes~be put into packing box packaging after five minutes.
2. the Fu tea floating processing technology of Dan Congcha according to claim 1 a kind of, it is characterised in that: the step (1) Middle culture medium includes consisting of ingredient: 20-50 parts of soluble starch, 2-6 parts of peptone, 1-6 parts of yeast extract, sodium glutamate 0.5-10 parts, 0.01-1 parts of epsom salt, 1-3 parts of dehydrated potato powder, 1-3 parts of malt flour, 20-50 parts of glucose and Cai Shiqiong 10-30 parts of rouge, KH2PO415-25 parts and MgSO410-15 parts.
3. the Fu tea floating processing technology of Dan Congcha according to claim 2 a kind of, it is characterised in that: the culture medium group At 35 parts, 4 parts of peptone of the preferred soluble starch of ingredient, 4 parts of yeast extract, 5 parts of sodium glutamate, 0.5 part of epsom salt, Ma Ling 2 parts of potato powder, 2 parts of malt flour, 35 parts of glucose and 20 parts of Cai's formula agar, KH2PO420 parts and MgSO413 parts.
4. the Fu tea floating processing technology of Dan Congcha according to claim 2 a kind of, it is characterised in that: the step (1) Middle starter medium is inoculated with Aspergillus glaucus after using high-temp steam sterilizing in the medium, using 0.110-0.120Mpa, 121 DEG C high-temperature sterilization 10-15 minutes, the tea juice that disinfection is cooled to 45 DEG C or so impregnated a certain amount of tea dust strain, using 100- 150r/min rotation 10-30min is placed on 30 DEG C of shady places after evenly mixing and stands one day.
5. the Fu tea floating processing technology of Dan Congcha according to claim 4 a kind of, it is characterised in that: the inoculation is grayish green After starter medium activation after aspergillus, auxiliary bacteria group is added after growing bacterial plaque and inhibits mould, and starts adjustment training Feeding environment and temperature adds water and a certain amount of sucrose is matrix, be inoculated with Aspergillus glaucus inclined-plane after sterilization to suitable interval Strain, sets to cultivate 10 days under 28 DEG C of constant temperatures and is placed in drier, is put into refrigerator when tea dust is completely dried and saves backup.
6. the Fu tea floating processing technology of Dan Congcha according to claim 1 a kind of, it is characterised in that: the step (1) In auxiliary bacteria group include Escherichia coli, lactobacillus, Bifidobacterium, clostridium butyricum and streptococcus fecalis.
7. the Fu tea floating processing technology of Dan Congcha according to claim 1 a kind of, it is characterised in that: the step (4) In drying drying temperature be 50 DEG C~60 DEG C, the water content of tea after drying is 5.5%~6.5%.
8. the Fu tea floating processing technology of Dan Congcha according to claim 1 a kind of, it is characterised in that: the step (3) In gas steam using high pressure gas steam device pressure be set as 0.115-0.130Mpa, the time is set as 10-20 seconds, the step (3) in front of floating culturing room 3 everyday humidity be set as 45%~60%, temperature setting is 25 DEG C~40 DEG C, is sealed by fermentation, rear 2 It~5 days humidity is adjusted to 30%~45%, and temperature is adjusted to 28 DEG C~30 DEG C, and the container that raw material is placed opens ventilation.
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1059451A (en) * 1990-09-04 1992-03-18 湖南进出口商品检验局 Artificial method of inoculing green aspergillus onto brick tea
CN104286238A (en) * 2014-09-19 2015-01-21 陕西科技大学 Technology for carrying out fungus growing on loose tea

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1059451A (en) * 1990-09-04 1992-03-18 湖南进出口商品检验局 Artificial method of inoculing green aspergillus onto brick tea
CN104286238A (en) * 2014-09-19 2015-01-21 陕西科技大学 Technology for carrying out fungus growing on loose tea

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