CN106036422A - Walnut oat powder and preparation method thereof - Google Patents

Walnut oat powder and preparation method thereof Download PDF

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Publication number
CN106036422A
CN106036422A CN201610472249.1A CN201610472249A CN106036422A CN 106036422 A CN106036422 A CN 106036422A CN 201610472249 A CN201610472249 A CN 201610472249A CN 106036422 A CN106036422 A CN 106036422A
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semen juglandis
walnut
oatmeal
preparation
obtains
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苏香
李璐
肖平波
田静
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Guilin Ximai Biotechnology Development Co Ltd
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Guilin Ximai Biotechnology Development Co Ltd
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Priority to CN201610472249.1A priority Critical patent/CN106036422A/en
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    • 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
    • A23V2400/113Acidophilus
    • 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
    • A23V2400/123Bulgaricus
    • 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
    • A23V2400/215Cremoris
    • 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
    • A23V2400/249Thermophilus
    • 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
    • A23V2400/517Bifidum

Abstract

The invention discloses walnut oat powder and a preparation method thereof. The preparation method comprises the following steps: 1) selecting materials; 2) peeling; 3) treating seed coats of walnuts; 4) drying; 5) carrying out cold pressing to obtain walnut oil; 6) preparing oat grains; 7) carrying out superfine grinding, namely mixing the walnut seed coat powder obtained in the step 2), walnut cakes obtained in the step 5) and dry oat grains obtained in the step 6), and pulverizing by adopting a high-speed air jet pulverizer, so as to obtain superfine walnut oat powder; and 8) carrying out vacuum nitrogen-filled packaging, namely carrying out vacuum nitrogen-filled packaging on the obtained superfine walnut oat powder. The obtained walnut oat powder is long in storage life, a deoxidizing agent bag does not need to be added, neither a stabilizer such as sodium ascorbate, sodium pyrosulfate and disodium hydrogen phosphate nor a dispersing agent such as maltodextrin and functional oligosaccharide as well as an emulsifying agent such as lecithin and sodium stearoyl lactylate need to be added, and ideal preparing state and taste can be realized without requiring smaller grain size in treatment of oat.

Description

A kind of Semen Juglandis oatmeal and preparation method thereof
Technical field
The invention belongs to food processing technology field, particularly relate to a kind of Semen Juglandis oatmeal and preparation method thereof.
Background technology
Herba bromi japonici is one of main food of Herba bromi japonici main producing region, North China of China, and it has abundant nutritional labeling and notable Nutritive effect.The protein content of Herba bromi japonici reaches 11.3-19.9%, and its essential amino acids composition and diet nutrient are with reference to taking the photograph Enter value (Dietary Reference Intakes is called for short DRIs) essentially identical;Containing the fat of about 8%, it it is Semen Tritici aestivi 4 times, for corn, its Linoleic acid accounts for 38-52%.Additionally, possibly together with abundant water soluble dietary fiber, and major part For beta glucan.Nutritional studies is thought, human body daily intakes the beta glucan of 3g, can effectively reduce cholesterol level, every day Taking in the beta glucan of 5g, scalable blood sugar for human body reacts.
Semen Juglandis, also known as Semen Juglandis, Qiang's Fructus Persicae, for juglandaceae plant.With almond, Fructus anacardii, Semen coryli heterophyllae the most world-renowned " four is big Dry fruit ".Semen Juglandis contains abundant nutrient, and every hectogram contains 15-20 gram of protein, and fat is more, carbohydrate 10 grams, and Various trace elements and the mineral such as calcium containing needed by human, phosphorus, ferrum, and the multivitamin such as carotene, riboflavin. Useful to human body, can strong brain, be one of nuts food of deeply being liked by common people, be described as " long live ", " long-lived Really ".Semen Juglandis is a kind of nutritious fruit, it can be can be regarded as fruit one class, and it can be with cardioprotection function, so being very Many old peoples like eating.The benefit of Semen Juglandis has much in fact, is not restricted to old people and eats, and young, middle age has eaten one Sample has a lot of benefits.Performance sweet in the mouth, warm in nature.Entering lung, liver, kidney three warp, energy reinforcing the kidney and supporting YANG, tonifying the lung is astringed the lung, loosening bowel to relieve constipation.Reference Containing abundant fatty oil, volume protein, calcium, phosphorus, ferrum, carotene, vitamin B1、B2, the composition such as saccharide, nicotinic acid.Semen Juglandis is sought Support abundant, except Semen Juglandis, containing abundant polyphenols in Semen Juglandis seed coat.With the tea polyphenols known, grape seed polyphenols class Seemingly, seed coat polyphenol also has numerous alimentary health-care functions, including removing human free radical, defying age, suppression tumor proliferative etc.. Semen Juglandis seed coat polyphenol content enriches, and antioxidation and Inhibiting enzyme activity are notable, can defying age, have good health-care effect.Semen Juglandis seed coat Middle VB1, macronutrient phosphorus and trace element Zn content higher, additionally, protein content is the highest in endopleura of walnut, fat Also have certain content with calcium, content minimum for VB2, about 1/3 in Semen Juglandis.It follows that containing relatively in Semen Juglandis seed coat Abundant nutrient, particularly Zn content enrich, and infant health, intelligence growth promoter are had a major impact by zinc, to improving people Body immunity is useful.
By to walnut kernel peeling technical research, laying the first stone for Semen Juglandis, Herba bromi japonici deep processing.
Summary of the invention
It is an object of the invention to provide a kind of brand-new preparation method of Semen Juglandis oatmeal, by the process to Semen Juglandis seed coat, To little molecule tannin, little molecule tannin will be obtained and be applied in subsequent technique, and add in walnut powder, prevent the oxygen of Semen Juglandis Change, the Semen Juglandis oatmeal lighter color obtained, be of high nutritive value.
The present invention is achieved by the following technical solution:
The preparation method of a kind of Semen Juglandis oatmeal, comprises the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2With the compound dipping by lye 3min of 0.5%NaOH, soaking temperature 60-63 DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, be then placed in pressure pan In, it is forced into 4kg/cm2So that it is pressure is uniform, and keeps 10-15min, then recovers normal pressure in 1-3s and peels, point Freestone Semen Persicae, Semen Juglandis seed coat;
3) Semen Juglandis seed coat processes: by step 2) the Semen Juglandis seed coat that obtains, add pure water, adjust pH6.5-7.0, by volume Percentage ratio is that 10-15% accesses the lactic acid bacteria liquid spawn cultivating maturation, puts into fermentation cylinder for fermentation, and fermentation temperature is at 35-37 DEG C, fermentation time 3-4h, then inactivate, be dried to obtain powder;
4) it is dried: drain the moisture of Semen Juglandis, be vacuum dried;
5) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keep core Fructus Persicae drop temperature is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes;
6) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, To YUANMAI grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, the Two-stage nitration is 115 DEG C, and the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dry to moisture content≤ 4.0%, obtain Herba bromi japonici dry granular;
7) micronizing: by step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain Herba bromi japonici dry granular mixes, and pulverizes with high speed jet mill, is ground into ultra micro Semen Juglandis oatmeal;
8) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
Step 3 of the present invention) described in lactic acid bacteria, for Lactobacillus bulgaricus, bacillus acidophilus, streptococcus thermophilus, butterfat Streptococcus, bifidobacterium bifidum, when mixing, for arbitrary proportion.
Step 4) described in vacuum drying, preferably vacuum 0.07-0.08Mpa, temperature 50 C, be dried to water content and be less than 5%.
Step 5) described in walnut cakes, preferably oil content is about 12%.
Step 7) described in step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain swallow Wheat dry granular is preferably 5-8:50-60:35-42 mixing according to weight ratio, step 2) the Semen Juglandis seed coat powder that obtains adds too much, shadow Ring mouthfeel and the color and luster of product, add very little, do not have antioxidative effect;Described ultra micro Semen Juglandis oatmeal preferably 500 mesh.
Present invention additionally comprises the Semen Juglandis oatmeal using method made above to obtain.
Compared with prior art, present invention have the advantage that
1, containing higher tannin in Semen Juglandis seed coat, tannin is alkaline matter, and mouthfeel is pained so that Semen Juglandis mouthfeel is the most bitter Astringent taste, and it forms sediment composite with protein, is considered anti-nutrient substance, and can reduce product product because of oxidizing brown stain Matter, therefore first has to peel Semen Juglandis.But it is high to be because tannin content in Semen Juglandis seed coat, although mouthfeel is pained, color and luster Bad, but have certain antioxidation;Naked core loses the protection of seed coat, and Oxidation of Fat and Oils speed can be accelerated.In prior art, for The removing of Semen Juglandis seed coat, general use acid-alkali treatment or also needs to combine the modes such as ultrasound wave and process, but such process, Purpose simply processes and removes Semen Juglandis seed coat, and the recycling of the Semen Juglandis seed coat for taking off does not accounts for, and the present invention is by " being forced into 4kg/cm2So that it is pressure is uniform, and keeps 10-15min, then recovers normal pressure in 1-3s ", the pressure of employing is far smaller than Pressure used by existing high pressure technique, and by moment, pressure is reduced to 0, on the one hand, Semen Juglandis seed coat and Semen Juglandis are divided From, on the other hand, so that the active substance (including tannin) in Semen Juglandis seed coat decomposes, beneficially subsequent technique processes.
2, isolated Semen Juglandis seed coat is used lactic acid bacteria to process by the present invention, has promotion protein, polysaccharide, polyphenol etc. Big molecular breakdown, promotes the dissolution of tannin, and by the method for the present invention, the stripping quantity of tannin can double than prior art Above, meanwhile, the existence of lactic acid and reaction, can be with the bitter taste of offset tannin.Meanwhile, HIGH PRESSURE TREATMENT and the knot of lactic acid treatment Closing, there is heat-coagulation in the protein being possible to prevent in Semen Juglandis, on the one hand prevent pipeline from all filling in when producing, and on the other hand can carry The dissolubility of high product.
3, the Semen Juglandis oatmeal that the present invention obtains, storage life limit for length, need not additional Deoxidizing agent bag, ascorbic acid need not be added The stabilizers such as sodium, sodium pyrosulfate, disodium hydrogen phosphate, without adding the dispersant such as maltodextrin, functional oligose and ovum The emulsifying agent such as phospholipid, sodium stearoyl lactate, in the process of Herba bromi japonici, particle diameter, without less, just can reach preferably to rush Tune state and mouthfeel.The Semen Juglandis oatmeal obtained compared to existing technology, within the shelf-life of same time, color and luster retentivity is more Good, also will not produce " Kazakhstan " and lose taste.
Detailed description of the invention
With embodiment, the invention will be further described below, but the invention is not limited in these embodiments.
Embodiment 1:
The preparation method of a kind of Semen Juglandis oatmeal, comprises the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2With the compound dipping by lye 3min of 0.5%NaOH, soaking temperature 60-63 DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, be then placed in pressure pan In, it is forced into 4kg/cm2So that it is pressure is uniform, and keeps 10min, then recovers normal pressure in 1-3s and peels, isolated nuclei Semen Persicae, Semen Juglandis seed coat;
3) Semen Juglandis seed coat processes: by step 2) the Semen Juglandis seed coat that obtains, add pure water, adjust pH6.5, by volume percentage Than being that ripe Lactobacillus bulgaricus, bacillus acidophilus, streptococcus thermophilus, Streptococcus cremoris, not tally double is cultivated in 15% access Discrimination bacillus liquid spawn, puts into fermentation cylinder for fermentation, fermentation temperature at 35-37 DEG C, fermentation time 3h, then inactivate, be dried Powder;
4) it is dried: drain the moisture of Semen Juglandis, be vacuum dried, vacuum 0.07-0.08Mpa, temperature 50 C, is dried To water content less than 5%;
5) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keep core Fructus Persicae drop temperature is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes, and oil content is about 12%;
6) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, To YUANMAI grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, the Two-stage nitration is 115 DEG C, and the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dry to moisture content≤ 4.0%, obtain Herba bromi japonici dry granular;
7) micronizing: by step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain Herba bromi japonici dry granular is 5:60:35 mixing according to weight ratio, pulverizes with high speed jet mill, is ground into 500 mesh ultra micro Semen Juglandis Herba bromi japonicis Powder;
8) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
Embodiment 2:
The preparation method of a kind of Semen Juglandis oatmeal, comprises the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2With the compound dipping by lye 3min of 0.5%NaOH, soaking temperature 60-63 DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, be then placed in pressure pan In, it is forced into 4kg/cm2So that it is pressure is uniform, and keeps 15min, then recovers normal pressure in 1-3s and peels, isolated nuclei Semen Persicae, Semen Juglandis seed coat;
3) Semen Juglandis seed coat processes: by step 2) the Semen Juglandis seed coat that obtains, add pure water, adjust pH7.0, by volume percentage Than being that the Lactobacillus bulgaricus of maturation, bacillus acidophilus liquid spawn are cultivated in 12% access, put into fermentation cylinder for fermentation, fermentation Temperature at 35-37 DEG C, fermentation time 3.5h, then inactivate, be dried to obtain powder;
4) it is dried: drain the moisture of Semen Juglandis, be vacuum dried, vacuum 0.07-0.08Mpa, temperature 50 C, is dried To water content less than 5%;
5) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keep core Fructus Persicae drop temperature is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes, and oil content is about 12%;
6) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, To YUANMAI grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, the Two-stage nitration is 115 DEG C, and the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dry to moisture content≤ 4.0%, obtain Herba bromi japonici dry granular;
7) micronizing: by step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain Herba bromi japonici dry granular is 8:50:42 mixing according to weight ratio, pulverizes with high speed jet mill, is ground into 500 mesh ultra micro Semen Juglandis Herba bromi japonicis Powder;
8) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
Embodiment 3:
The preparation method of a kind of Semen Juglandis oatmeal, comprises the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2With the compound dipping by lye 3min of 0.5%NaOH, soaking temperature 60-63 DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, be then placed in pressure pan In, it is forced into 4kg/cm2So that it is pressure is uniform, and keeps 12min, then recovers normal pressure in 1-3s and peels, isolated nuclei Semen Persicae, Semen Juglandis seed coat;
3) Semen Juglandis seed coat processes: by step 2) the Semen Juglandis seed coat that obtains, add pure water, adjust pH6.5, by volume percentage Than being that the Lactobacillus bulgaricus of maturation, streptococcus thermophilus liquid spawn are cultivated in 10% access, put into fermentation cylinder for fermentation, fermentation Temperature at 35-37 DEG C, fermentation time 4h, then inactivate, be dried to obtain powder;
4) it is dried: drain the moisture of Semen Juglandis, be vacuum dried, vacuum 0.07-0.08Mpa, temperature 50 C, is dried To water content less than 5%;
5) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keep core Fructus Persicae drop temperature is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes, and oil content is about 12%;
6) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, To YUANMAI grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, the Two-stage nitration is 115 DEG C, and the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dry to moisture content≤ 4.0%, obtain Herba bromi japonici dry granular;
7) micronizing: by step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain Herba bromi japonici dry granular is 6:55:39 mixing according to weight ratio, pulverizes with high speed jet mill, is ground into 500 mesh ultra micro Semen Juglandis Herba bromi japonicis Powder;
8) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
Comparative example:
The preparation method of a kind of Semen Juglandis oatmeal, comprises the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2With the compound dipping by lye 3min of 0.5%NaOH, soaking temperature 60-63 DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, then the salt with 0.15% Acid solution soak 2-3min, add 0.1% citric acid and 1% Sal mixed liquor in soak 5min, with reach dealkalize bleaching Effect, with in water with become neutral, isolated nuclei Semen Persicae, Semen Juglandis seed coat;
3) it is dried: drain the moisture of Semen Juglandis, be vacuum dried, vacuum 0.07-0.08Mpa, temperature 50 C, is dried To water content less than 5%;
4) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keep core Fructus Persicae drop temperature is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes, and oil content is about 12%;
5) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, To YUANMAI grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, the Two-stage nitration is 115 DEG C, and the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dry to moisture content≤ 4.0%, obtain Herba bromi japonici dry granular;
6) micronizing: by 4 steps 4) walnut cakes that obtains and step 5) to obtain Herba bromi japonici dry granular according to weight ratio be 55:39 Mixing, pulverizes with high speed jet mill, is ground into 500 mesh ultra micro Semen Juglandis oatmeals;
7) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
Experimental example: the Semen Juglandis oatmeal that embodiment 3 and comparative example obtain is compared by guaranteeing the quality of Acceleration study

Claims (7)

1. the preparation method of a Semen Juglandis oatmeal, it is characterised in that comprise the steps:
1) select materials: select full, free from insect pests, without going mouldy, the Semen Juglandis of not oil spilling, remove walnut shell and impurity thereof;
2) decortication: by Semen Juglandis with containing 0.1%CaCl2Compound dipping by lye 3min, soaking temperature 60-63 with 0.5%NaOH DEG C, consumption is Semen Juglandis weight 4 times of compound alkali liquor, spray with low discharge clear water after immersion, be then placed in pressure pan, add It is depressed into 4kg/cm2So that it is pressure is uniform, and keeps 10-15min, then recovers normal pressure in 1-3s and peels, separates Semen Juglandis Core, Semen Juglandis seed coat;
3) Semen Juglandis seed coat processes: by step 2) the Semen Juglandis seed coat that obtains, add pure water, adjust pH6.5-7.0, by volume percentage Cultivating ripe lactic acid bacteria liquid spawn than accessing for 10-15%, put into fermentation cylinder for fermentation, fermentation temperature, at 35-37 DEG C, is sent out Ferment time 3-4h, then inactivates, and is dried to obtain powder;
4) it is dried: drain the moisture of Semen Juglandis, be vacuum dried;
5) cold pressing walnut oil: be dried the Semen Juglandis after crushing with the squeezing of twin screw cold pressing expeller, use secondary cold pressing, keeps Semen Juglandis to go out Material temperature degree is less than 70 DEG C, filters squeezing crude oil, obtains walnut cakes;
6) prepare oat grain: bark fetching Herba bromi japonici raw grain, clear up remove impurity, de-stone of seething with excitement, husking by impact, the rough separation of paddy, selected, obtain former Wheat grain, under conditions of pressure is 0.45MPa, wet-hot steam processes 45min, obtains the oat grain after pre-gelatinized;
Preparation Herba bromi japonici dry granular: by the oat grain after pre-gelatinized, carrying out four sections of gradient oven drying at low temperatures, first paragraph is 100 DEG C, second segment Being 115 DEG C, the 3rd section is 90 DEG C, and the 4th section is 50 DEG C, and the time of every is 12min, dries to moisture content≤4.0%, To Herba bromi japonici dry granular;
7) micronizing: by step 2) obtain Semen Juglandis seed coat powder, step 5) walnut cakes that obtains and step 6) obtain Herba bromi japonici Dry granular mixes, and pulverizes with high speed jet mill, is ground into ultra micro Semen Juglandis oatmeal;
8) vacuum pack with nitrogen: the ultra micro Semen Juglandis oatmeal obtained is carried out vacuum pack with nitrogen.
The preparation method of a kind of Semen Juglandis oatmeal the most according to claim 1, it is characterised in that: step 3) in lactic acid bacteria be Lactobacillus bulgaricus, bacillus acidophilus, streptococcus thermophilus, Streptococcus cremoris, bifidobacterium bifidum, when mixing, for arbitrarily Ratio.
The preparation method of a kind of Semen Juglandis oatmeal the most according to claim 1, it is characterised in that: step 4) described in vacuum It is dried, vacuum 0.07-0.08Mpa, temperature 50 C, is dried to water content less than 5%.
The preparation method of a kind of Semen Juglandis oatmeal the most according to claim 1, it is characterised in that: step 5) described in Semen Juglandis Cake, oil content is 12%.
The preparation method of a kind of Semen Juglandis oatmeal the most according to claim 1, it is characterised in that: step 7) described in step 2) the Semen Juglandis seed coat powder that obtains, step 5) walnut cakes that obtains and step 6) to obtain Herba bromi japonici dry granular according to weight ratio be 5-8: 50-60:35-42 mixes.
The preparation method of a kind of Semen Juglandis oatmeal the most according to claim 1, it is characterised in that: step 7) described in ultra micro Semen Juglandis oatmeal is 500 mesh.
7. the Semen Juglandis oatmeal that the preparation method according to any one of claim 1-6 obtains.
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CN107969672A (en) * 2017-11-23 2018-05-01 桂林国农生态农业有限公司 A kind of walnut powder
CN108865418A (en) * 2018-06-26 2018-11-23 赵涛 Former odor type walnut oil processing method
WO2023117561A1 (en) * 2021-12-21 2023-06-29 Société des Produits Nestlé S.A. Fermented beverage composition comprising nuts, optionally seeds, and legume

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