CN105851734B - Clarify purple Yam beverage and preparation method thereof - Google Patents

Clarify purple Yam beverage and preparation method thereof Download PDF

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CN105851734B
CN105851734B CN201610225647.3A CN201610225647A CN105851734B CN 105851734 B CN105851734 B CN 105851734B CN 201610225647 A CN201610225647 A CN 201610225647A CN 105851734 B CN105851734 B CN 105851734B
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purple
yam
beverage
clarifies
purple yam
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CN105851734A (en
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贾冬英
彭梦瑶
杨飞飞
姚开
迟原龙
金璐
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Sichuan University
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    • 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
    • A23L2/00Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/02Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation containing fruit or vegetable juices
    • 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
    • A23L2/00Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/52Adding ingredients
    • 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
    • A23L2/00Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/52Adding ingredients
    • A23L2/60Sweeteners
    • 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
    • A23L2/00Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/70Clarifying or fining of non-alcoholic beverages; Removing unwanted matter
    • A23L2/84Clarifying or fining of non-alcoholic beverages; Removing unwanted matter using microorganisms or biological material, e.g. 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

Abstract

The present invention provides original flavor and sweet taste clarifies purple Yam beverage and preparation method thereof.Wherein, original flavor clarifies the preparation step of purple Yam beverage and includes blanching color protection, mashing refinement, enzymatic hydrolysis clarification, adjusts pH, filling and sterilization;The mass parts group that sweet taste clarifies purple Yam beverage ingredient becomes purple 92 ~ 98 parts of yam enzymolysis liquid, 1 ~ 4 part of table sugar, 1 ~ 3 part of trehalose, 0.03 ~ 0.08 part of edible salt, concentration 0.1 ~ 0.9 part of snow pear juice, 0.02 ~ 0.04 part of citric acid, and preparation step mainly includes allotment, filling and sterilization.Two kinds of flavors clarify purple Yam beverage attractive color, and transparency is high, clean taste, quench one's thirst and feel strong, be rich in anthocyanidin, are free of any artificial color, essence and preservative.

Description

Clarify purple Yam beverage and preparation method thereof
Technical field
The invention belongs to food processing field, in particular to original flavor and sweet taste clarifies purple Yam beverage and preparation method thereof.
Background technique
Purple Chinese yam be also referred to as " purple ginseng ", containing the nutrients such as protein, carbohydrate, multivitamin and minerals with And the functional components such as anthocyanin abundant, polysaccharide, phenolic acid, saponin(e, there is invigorating the spleen to arrest diarrhea, support lung kidney-nourishing, protection liver, drop blood The functions such as sugar, blood pressure lowering.
Currently, the production technology in relation to purple Yam beverage has some reports.CN105054191A discloses a kind of purple Chinese yam Beverage and preparation method thereof, the beverage are using new light violet Chinese yam as raw material, successively pre-processed, color protection, mashing, ultrasonic wave it is auxiliary Help extract anthocyanidin, pressure heat and static ultrahigh pressure processing prepare resistant starch, allotment, nanometer homogeneous, filling and high pressure sterilization and At.It can prepare although with this method with stability height and purple Yam beverage in good taste, but its production technology is complicated, it is right Equipment requirement is high, the nutrition and health care ingredient of purple Chinese yam fail to obtain all of.
CN103859543A discloses a kind of preparation method for industrializing clear juice Yam beverage, Chinese yam raw material through it is broken, Liquefaction, centrifuge separation, enzymatic hydrolysis clarification, ceramic membrane refined filtration prepare Chinese yam juice, then it is successively deployed, constant volume, it is filling, Sterilization, obtains clear juice yam drink.Wherein, liquefaction be added in Chinese yam pulp a- amylase resistant to high temperature in pH 6.0 ~ 6.8,1.0 ~ 1.5 h are kept at 97 ~ 99 DEG C;Enzymatic hydrolysis clarification is that addition clarification is special in the raw juice of Chinese yam handled by liquefaction 60 ~ 90 min are hydrolyzed at 5.8 ~ 6.2,55 ~ 58 DEG C of pH with enzyme preparation.Although a kind of clarification type mountain can be obtained using this method Decoction beverage, phenomena such as avoiding the age of starch, layering and precipitating that Cloudy yam drink is easy to appear, but this method is deposited The deficiencies of production technology is complicated, cumbersome, high production cost.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide original flavors and sweet taste to clarify purple Yam beverage and its system Preparation Method, this method can not only simplify production technology, shorten the production time, reduce production cost, and can be to greatest extent Ground retains nutrition and the flavor of Chinese yam.
A kind of original flavor clarifies purple Yam beverage, it is characterised in that the beverage the preparation method is as follows:
(1) blanching color protection
It is put into the colour protecting liquid of 2 ~ 3 times of its quality after new light violet Chinese yam is pre-processed, keep 5 at 95 ~ 100 DEG C ~ 10 min are put into drinking water after being pulled out, pull out after cooling, color protection purple yam slice is obtained after draining;
(2) mashing refinement
The drinking pure water of 3 ~ 4 times of its quality is added in the color protection purple yam slice that step (1) obtains, obtains purple after mashing Chinese yam pulp;
(3) enzymatic hydrolysis clarification
The papain of its quality 0.02% ~ 0.06% is added in the purple Chinese yam pulp that step (2) obtains, 60 after mixing 30 ~ 60 min are digested at ~ 70 DEG C, the high temperature a- amylase of its quality 0.02% ~ 0.06% are then added, at 90 ~ 95 DEG C after mixing 30 ~ 60 min of lower enzymatic hydrolysis boil the drinking pure water of purple 3 ~ 4 times of tablet quality of the Chinese yam of addition after enzyme deactivation, filter, obtain after mixing evenly To purple yam enzymolysis liquid;
(4) pH is adjusted
With the pH tune for the purple yam enzymolysis liquid that the citric acid solution that mass concentration is 0.15% ~ 0.25% obtains step (3) To 4.0 ~ 4.6, allotment feed liquid is obtained;
(5) filling and sterilization, cooling
The allotment feed liquid that step (4) obtains successively is subjected to filling and sterilization, cooling, original flavor is obtained and clarifies purple Yam beverage.
A kind of purple Yam beverage of sweet taste clarification, it is characterised in that the mass parts group of its ingredient becomes above-mentioned purple yam enzymolysis liquid 92 ~ 98 parts, 1 ~ 4 part of table sugar, 1 ~ 3 part of trehalose, 0.03 ~ 0.08 part of edible salt, concentration 0.1 ~ 0.9 part of snow pear juice, citric acid 0.02 ~ 0.04 part, preparation key step includes allotment, filtering, filling and sterilization.
Above-mentioned original flavor was clarified in the step of purple Yam beverage technical solution (1), and the pretreatment is that new light violet Chinese yam is clear Wash away the yam slice that 4 ~ 6 mm thickness is cut into after skin.
Above-mentioned original flavor was clarified in the step of purple Yam beverage technical solution (1), and the colour protecting liquid contains mass concentration and is 0.15% ~ 0.30% citric acid, 0.15% ~ 0.30% edible salt and 0.15% ~ 0.30% D-araboascorbic acid sodium.
Above-mentioned original flavor was clarified in the step of purple Yam beverage technical solution (3), the papain and high temperature a- starch The enzyme activity unit of enzyme is respectively 650,000 U/g and 30,000 U/g.
In the step of clarification purple Yam beverage technical solution of above two type (5), it is described sterilization be will be filling after Beverage keeps 20 ~ 30 min in 95 ~ 100 DEG C of water-baths.
Above-mentioned sweet taste is clarified in purple Yam beverage technical solution, and the allotment is by table sugar, trehalose, edible salt and lemon Lemon acid is put into appropriate purple yam enzymolysis liquid, and concentration snow pear juice is added after dissolution is sufficiently stirred, filters after stirring evenly, obtains glycoconjugate Liquid, then it is mixed with remaining purple yam enzymolysis liquid, it is weighed surely with drinking pure water, allotment feed liquid is obtained after stirring evenly.
Above-mentioned sweet taste is clarified in purple Yam beverage technical solution, and the table sugar is white granulated sugar, rock sugar or combinations thereof.
Compared with prior art, the invention has the following advantages:
1, the present invention provides purple Yam beverage and preparation method thereof is clarified, protease and high temperature are successively used in this method Appropriateness hydrolyzes protein and starch in purple Chinese yam to a- amylase respectively, makes that the former is converted into soluble polypeptide, the latter is hydrolyzed to Non-aging dextrin and oligosaccharide, so as to avoid because two kinds of ingredients there are due to the beverage that occurs is muddy, precipitating, layering And the phenomenon that aging, the storage-stable of purple Yam beverage can be not only significantly improved in this way, but also can retain purple mountain to greatest extent The original flavor of medicine and nutrition.Meanwhile two-step hydrolysis during first at a lower temperature carry out protein hydrolysis after in higher temperatures Degree is lower to carry out Starch Hydrolysis, not only simplifies operation in this way, improves production efficiency, also reduces energy consumption.
2, sweet taste of the invention is clarified in purple Yam beverage and is added to trehalose, and it is anti-that which is that one kind is not susceptible to brown stain The non-reducing sugar answered not only has preferable heat resistance and acid resistance, but also is a kind of excellent corrigent, can enhance beverage Fragrance, improve its flavour, moreover it is possible to cover or eliminate bad flavor, therefore its addition can retain purple Chinese yam peculiar taste, weaken Its bad smell.
3, the pH of purple yam enzymolysis liquid is adjusted to 4.0 ~ 4.6 using citric acid solution in the method for the present invention, in this way can not only Enough sterilization intensities for reducing purple Yam beverage, are conducive to its nutrition and the reservation of flavor, and can also stablize and be rich in purple Chinese yam Anthocyanidin, keep the purple distinctive color of Yam beverage.
4, any synthetic food color, essence and preservative are free of in clarification purple Yam beverage of the invention, it is highly-safe, Wherein the purple Yam beverage of original flavor clarification is suitable for various people, and especially fat and diabetic etc. drinks.
5, the method for the present invention is easy to operate, with short production cycle, and production cost is low, easy to industrialized production.
Specific embodiment
Purple Yam beverage and preparation method thereof is clarified to original flavor of the present invention and sweet taste by the following examples to make into one Walk explanation.
Embodiment 1
In the present embodiment, original flavor clarify purple Yam beverage the preparation method is as follows:
(1) blanching color protection
It will be cut into the thin slice of 4 mm thickness after new light violet Chinese yam cleaning peeling, takes 28 kg yam slices, put it into 56 kg(original Expect 2 times of quality) colour protecting liquid (mass concentration of citric acid, edible salt and D-araboascorbic acid sodium is in the colour protecting liquid 0.15%) in, 10 min are kept at 95 DEG C, are put into drinking water after being pulled out, are pulled out after cooling, are obtained color protection after draining Purple yam slice;
(2) mashing refinement
3 times of 84 kg(material quality is added in the color protection purple yam slice that step (1) obtains) drinking pure water, mashing After obtain purple Chinese yam pulp;
(3) enzymatic hydrolysis clarification
The papain of its quality 0.02% is added in the purple Chinese yam pulp that step (2) obtains, after mixing at 60 DEG C enzyme 60 min are solved, the high temperature a- amylase of purple Chinese yam pulp quality 0.02% is then added, digests 60 min after mixing at 90 DEG C, boils Be added 3 times of 84 kg(material qualities after boiling enzyme deactivation) drinking pure water, filter after mixing evenly, obtain purple yam enzymolysis liquid; Wherein, the enzyme activity unit of papain and high temperature a- amylase is respectively 650,000 U/g and 30,000 U/g;
(4) pH is adjusted
The pH for the purple yam enzymolysis liquid that step (3) obtains is adjusted to 4.6 with the citric acid solution that mass concentration is 0.15%, Obtain allotment feed liquid;
(5) filling and sterilization, cooling
By allotment feed liquid that step (4) obtains carry out it is filling after 30 min are kept in 95 DEG C of water-baths, obtain original after cooling Taste clarifies purple Yam beverage.
Embodiment 2
In the present embodiment, original flavor clarify purple Yam beverage the preparation method is as follows:
(1) blanching color protection
It will be cut into the thin slice of 5 mm thickness after new light violet Chinese yam cleaning peeling, takes 50 kg yam slices, put it into 125 kg (mass concentration of citric acid, edible salt and D-araboascorbic acid sodium is equal in the colour protecting liquid for the colour protecting liquid of (2.5 times of material quality) In 0.22%), 7 min are kept at 97 DEG C, are put into drinking water after being pulled out, are pulled out after cooling, are obtained color protection after draining Purple yam slice;
(2) mashing refinement
3.5 times of 175 kg(material quality is added in the color protection purple yam slice that step (1) obtains) drinking pure water, beat Purple Chinese yam pulp is obtained after slurry;
(3) enzymatic hydrolysis clarification
0.04% papain of its quality is added in the purple Chinese yam pulp that step (2) obtains, after mixing at 65 DEG C enzyme 45 min are solved, 0.04% high temperature a- amylase of purple Chinese yam pulp quality is then added, digests 45 min after mixing at 93 DEG C, boils Be added 3.5 times of 175 kg(material qualities after boiling enzyme deactivation) drinking pure water, filter after mixing evenly, obtain purple yam enzymolysis Liquid;Wherein, the enzyme activity unit of papain and high temperature a- amylase is respectively 650,000 U/g and 30,000 U/g.
(4) pH is adjusted
The pH for the purple yam enzymolysis liquid that step (3) obtains is adjusted to 4.3 with the citric acid solution that mass concentration is 0.20%, Obtain allotment feed liquid;
(5) filling and sterilization, cooling
By allotment feed liquid that step (4) obtains carry out it is filling after 25 min are kept in 98 DEG C of water-baths, obtain original after cooling Taste clarifies purple Yam beverage.
Embodiment 3
In the present embodiment, original flavor clarify purple Yam beverage the preparation method is as follows:
(1) blanching color protection
It will be cut into the thin slice of 6 mm thickness after new light violet Chinese yam cleaning peeling, takes 100 kg yam slices, put it into 300 kg (mass concentration of citric acid, edible salt and D-araboascorbic acid sodium is the colour protecting liquid of (3 times of material quality) in the colour protecting liquid 0.30%) in, 5 min are kept at 100 DEG C, are put into drinking water after being pulled out, are pulled out after cooling, are obtained color protection after draining Purple yam slice;
(2) mashing refinement
4 times of 400 kg(material quality is added in the color protection purple yam slice that step (1) obtains) drinking pure water, mashing After obtain purple Chinese yam pulp;
(3) enzymatic hydrolysis clarification
The papain of its quality 0.06% is added in the purple Chinese yam pulp that step (2) obtains, after mixing at 70 DEG C enzyme 30 min are solved, the high temperature a- amylase of purple Chinese yam pulp quality 0.06% is then added, digests 30 min after mixing at 95 DEG C, boils Be added 4 times of 400 kg(material qualities after boiling enzyme deactivation) drinking pure water, filter after mixing evenly, obtain purple yam enzymolysis Liquid;Wherein, the enzyme activity unit of papain and high temperature a- amylase is respectively 650,000 U/g and 30,000 U/g.
(4) pH is adjusted
The pH for the purple yam enzymolysis liquid that step (3) obtains is adjusted to 4.0 with the citric acid solution that mass concentration is 0.25%, Obtain allotment feed liquid;
(5) filling and sterilization, cooling
By allotment feed liquid that step (4) obtains carry out it is filling after 20 min are kept in 100 DEG C of water-baths, obtain original after cooling Taste clarifies purple Yam beverage.
Embodiment 4
In the present embodiment, the quality of component and each component when the sweet taste clarifies purple Yam beverage ingredient are as follows: purple Chinese yam 92 kg of enzymolysis liquid, 2 kg of white granulated sugar, 2 kg of rock sugar, 3 kg of trehalose, 0.08 kg of edible salt, concentration 0.9 kg of snow pear juice, lemon 0.02 kg of lemon acid;
Preparation method is as follows:
(1) it deploys
2 kg of white granulated sugar, 2 kg of rock sugar, 3 kg of trehalose, 0.08 kg of edible salt and 0.02 kg of citric acid are put into 20 In purple yam enzymolysis liquid of the kg using the preparation of 1 the method for embodiment, 0.9 kg concentration snow pear juice is added after dissolution is sufficiently stirred, It is filtered after stirring evenly, obtains compound liquid glucose, then it is mixed with 72 kg purple yam enzymolysis liquids, determine weight to 100 with drinking pure water Kg obtains allotment feed liquid after stirring evenly;
(2) filling and sterilization, cooling
By allotment feed liquid that step (1) obtains it is filling after 30 min are kept in 95 DEG C of water-baths, it is clear to obtain sweet taste after cooling Clear purple Yam beverage.
Embodiment 5
In the present embodiment, the quality of component and each component when the sweet taste clarifies purple Yam beverage ingredient are as follows: purple Chinese yam 94.5 kg of enzymolysis liquid, 3 kg of rock sugar, 2 kg of trehalose, 0.05 kg of edible salt, concentration 0.42 kg of snow pear juice, citric acid 0.03 kg;
Preparation method is as follows:
(1) it deploys
3 kg rock sugar, 2 kg trehaloses, 0.05 kg edible salt and 0.03 kg citric acid are put into 25 kg using embodiment In the purple yam enzymolysis liquid of 2 the methods preparation, 0.42 kg concentration snow pear juice is added after dissolution is sufficiently stirred, is filtered after stirring evenly, Compound liquid glucose is obtained, it is mixed with 69.5 kg purple yam enzymolysis liquids, weight is determined to 100 kg with drinking pure water, is obtained after stirring evenly To allotment feed liquid;
(2) filling and sterilization, cooling
By allotment feed liquid that step (1) obtains carry out it is filling after 25 min are kept in 98 DEG C of water-baths, obtain sweet tea after cooling Taste clarifies purple Yam beverage.
Embodiment 6
In the present embodiment, the quality of component and each component when the sweet taste clarifies purple Yam beverage ingredient are as follows: purple Chinese yam 98 kg of enzymolysis liquid, 1 kg of white granulated sugar, 1 kg of trehalose, 0.03 kg of edible salt, concentration 0.1 kg of snow pear juice, citric acid 0.04 kg;
Preparation method is as follows:
(1) it deploys
1 kg white granulated sugar, 1 kg trehalose, 0.03 kg edible salt and 0.04 kg citric acid are put into 30 kg using implementation In the purple yam enzymolysis liquid of 3 the method for example preparation, 0.1 kg concentration snow pear juice, mistake after stirring evenly is added after dissolution is sufficiently stirred Filter, obtains compound liquid glucose, it is mixed with 68 kg purple yam enzymolysis liquids, determines weight to 100 kg with drinking pure water, obtains after stirring evenly To allotment feed liquid;
(2) filling and sterilization, cooling
By allotment feed liquid that step (1) obtains carry out it is filling after 20 min are kept in 100 DEG C of water-baths, obtain sweet tea after cooling Taste clarifies purple Yam beverage.

Claims (7)

1. a kind of original flavor clarifies purple Yam beverage, it is characterised in that the beverage the preparation method is as follows:
(1) blanching color protection
It is put into the colour protecting liquid of 2~3 times of its quality after new light violet Chinese yam is pre-processed, keep 5 at 95~100 DEG C~ 10min is put into drinking water after being pulled out, pulls out after cooling, color protection purple yam slice is obtained after draining;It is described pretreatment be by The yam slice of 4~6mm thickness is cut into after new light violet Chinese yam cleaning peeling;
(2) mashing refinement
The drinking pure water of 3~4 times of its quality is added in the color protection purple yam slice that step (1) obtains, purple mountain is obtained after mashing Medicine slurry;
(3) enzymatic hydrolysis clarification
The papain of its quality 0.02%~0.06% is added in the purple Chinese yam pulp that step (2) obtains, 60 after mixing Digest 30~60min at~70 DEG C, the high temperature a- amylase of its quality 0.02%~0.06% be then added, after mixing 90~ 30~60min is digested at 95 DEG C, boils the drinking pure water of purple 3~4 times of tablet quality of the Chinese yam of addition after enzyme deactivation, after mixing evenly mistake Filter, obtains purple yam enzymolysis liquid;The enzyme activity unit of the papain and high temperature a- amylase is respectively 650,000 U/g and 3 Ten thousand U/g;
(4) pH is adjusted
The pH for the purple yam enzymolysis liquid that step (3) obtains is adjusted to the citric acid solution that mass concentration is 0.15%~0.25% 4.0~4.6, obtain allotment feed liquid;
(5) filling and sterilization, cooling
The allotment feed liquid that step (4) obtains successively is subjected to filling and sterilization, cooling, original flavor is obtained and clarifies purple Yam beverage.
2. a kind of sweet taste clarifies purple Yam beverage, it is characterised in that the mass parts group of its ingredient becomes purple mountain described in claim 1 92~98 parts of medicine enzymolysis liquid, 1~4 part of table sugar, 1~3 part of trehalose, 0.03~0.08 part of edible salt, concentration snow pear juice 0.1~ 0.9 part, 0.02~0.04 part of citric acid, preparation key step include allotment, filtering, filling and sterilization.
3. original flavor clarifies purple Yam beverage according to claim 1, it is characterised in that colour protecting liquid described in step (1) contains matter Amount concentration is 0.15%~0.30% citric acid, 0.15%~0.30% edible salt and 0.15%~0.30%D- arabo-ascorbic acid Sodium.
4. original flavor clarifies purple Yam beverage according to claim 1, it is characterised in that the sterilization be will be filling after beverage 20~30min is kept in 95~100 DEG C of water-baths.
5. sweet taste clarifies purple Yam beverage according to claim 2, it is characterised in that the sterilization be will be filling after beverage 20~30min is kept in 95~100 DEG C of water-baths.
6. sweet taste clarifies purple Yam beverage according to claim 2, it is characterised in that the allotment is by table sugar, seaweed Sugar, edible salt and citric acid are put into appropriate purple yam enzymolysis liquid, and concentration snow pear juice, mistake after stirring evenly is added after dissolution is sufficiently stirred Filter obtains compound liquid glucose, then it is mixed with remaining purple yam enzymolysis liquid, is weighed with drinking pure water, is adjusted surely after stirring evenly Proportion liquid.
7. sweet taste clarifies purple Yam beverage according to claim 2, it is characterised in that the table sugar be white granulated sugar, rock sugar or A combination thereof.
CN201610225647.3A 2016-04-13 2016-04-13 Clarify purple Yam beverage and preparation method thereof Active CN105851734B (en)

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