CN110292159A - A kind of slow digestion potato congee and preparation method thereof rich in Proanthocyanidins from Grape Seeds - Google Patents

A kind of slow digestion potato congee and preparation method thereof rich in Proanthocyanidins from Grape Seeds Download PDF

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Publication number
CN110292159A
CN110292159A CN201910576028.2A CN201910576028A CN110292159A CN 110292159 A CN110292159 A CN 110292159A CN 201910576028 A CN201910576028 A CN 201910576028A CN 110292159 A CN110292159 A CN 110292159A
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potato
congee
seed extract
water
grape seed
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陈士国
张子睿
叶兴乾
张惠玲
汪涛田
金虎
余丹丹
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Zhejiang University ZJU
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Zhejiang University ZJU
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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
    • A23L19/00Products from fruits or vegetables; Preparation or treatment thereof
    • A23L19/10Products from fruits or vegetables; Preparation or treatment thereof of tuberous or like starch containing root crops
    • A23L19/12Products from fruits or vegetables; Preparation or treatment thereof of tuberous or like starch containing root crops of potatoes
    • 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
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/105Plant extracts, their artificial duplicates or their derivatives
    • 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
    • A23L7/00Cereal-derived products; Malt products; Preparation or treatment thereof
    • A23L7/10Cereal-derived products
    • 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

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Botany (AREA)
  • Mycology (AREA)
  • Medicines Containing Plant Substances (AREA)

Abstract

The invention belongs to food processing technology fields, more particularly to a kind of slow digestion potato congee and preparation method thereof rich in Proanthocyanidins from Grape Seeds, it is made of following raw material: fresh potato, oat, highland barley, glutinous rice, tremella, Sucralose, grape seed extract, water.The present invention adds grape seed extract as functional component, and congee product has significant slow digestion healthcare function, the edible blood glucose response that can assist improving hyperglycemia blood lipid patient.The product meets the demand to healthy staple food instantly, while can turn waste into wealth, and promotes comprehensive utilization, expands staple food grain processing industry chain value, improves processing of farm products conversion ratio, further increase the specific gravity that processed output accounts for the general production value of agriculture, have a vast market foreground.

Description

A kind of slow digestion potato congee and preparation method thereof rich in Proanthocyanidins from Grape Seeds
Technical field
The invention belongs to food processing technology field more particularly to a kind of slow digestion Ma Ling rich in Proanthocyanidins from Grape Seeds Potato congee and preparation method thereof.
Technical background
Potato is to be only second to rice in the world, the fourth-largest cereal crops of wheat and corn.Potato nutritional is abundant, ammonia Base acid composition is uniform.In addition, potato be also rich in it is some have effects that certain Phytochemistry element, such as phenols, flavonoids and Carotenoid takes in certain potato body health benefits.
However, China faces potato overproduction, the not high problem of deep process technology.Simultaneously as potato is processed Enterprise based on starch or the processing of full powder, can generate largely process water in process for a long time, and advanced form Research and development of products investment shortcoming.
Grape is a big industrial crops in China, and there are about half every year for making grape wine, however the grape after making wine The byproduct fractions such as seed and skin slag are normally used for Fodder making or are directly discarded into environment, cause low value-added waste While also polluted environment.And contain a large amount of plant polyphenol in these grape pips and skin slag, wherein grape pip original pattern Element is main component.Research finds that proanthocyanidin has extremely strong anti-oxidant, reducing blood lipid, blood glucose and anti-obesity and other effects.Closely Year the study found that proanthocyanidins can by inhibit amylase activity or with starch granules by non-covalent bond such as hydrogen bond or Person is the modes such as hydrophobic interaction, improves the resistance starch content in starch composition, reduces starch in the intracorporal digestion speed of people Rate.
Starch is the main carbohydrate source in human nutrition.Usually account for the 45~70% of gross energy intake.It passes Staple food products unite since starch digestion rate is fast, blood glucose generating rate is high, it is difficult to meet the metabolic syndromes such as obesity, hyperglycemia and suffer from The demand of person can not meet the needs of public health to food nutrition.If potato, grape seed extract are combined exploitation A staple food products can then efficiently use processing waste, improve value-added content of product, and meet public health demand.
Glycemic index is a kind of index for causing blood glucose response degree height for measuring a kind of food.Blood glucose generates The english abbreviation of index (Glycemic Index) is GI, and in general, a kind of GI < 55 of food is then called low GI food; GI > 70 is high GI;Falling between is middle GI.The food of low GI, the glucogenic rate in human body alimentary canal Slowly, the raised degree of blood sugar for human body is lower, and eating low GI food has centainly good for the metabolism of blood glucose balance for adjusting human body Place.The research of mainstream is thought at present, low GI diet can pre- preventing obesity, type-II diabetes and cardiovascular disease generation.
In the prior art, there is the health care congee product of more addition Phytochemistry element, such as add the auxiliary drop of Red Yeast Rice P.E Blood lipid health care congee adds hypoglycemia patient mixed congee of Caulis Sacchari sinensis extract etc..It is generated in addition, also having by using hypoglycemia Index raw material, such as highland barley, oat, chick-pea are made the congee product with hypoglycemia patient.The GI of fresh potato compared with Height, staple food products often GI with higher is compound with grape seed extract by potato, and low GI congee product is made with one Fixed novelty.
Summary of the invention
It is an object of the invention to be directed to existing problem of resource waste and human-body sub-health problem, one kind is provided and is rich in Slow digestion potato congee of Proanthocyanidins from Grape Seeds and preparation method thereof.The product has lower GI, meets the people couple The demand of healthy staple food, while can turn waste into wealth, promote comprehensive utilization, expands staple food grain processing industry chain value, improve agricultural product Process change rate further increases the specific gravity that processed output accounts for the general production value of agriculture.In addition, while generating economic benefit, it is right There is important social benefit in improving hyperlipidemia population body health level, reducing hyperlipidemia disease incidence.
The purpose of the present invention is what is be achieved through the following technical solutions: a kind of slow digestion horse rich in Proanthocyanidins from Grape Seeds Bell potato congee, including following components by weight percent:
With 100g total weight, fresh 8~12g of potato, 3~5g of oat, 3~5g of highland barley, 1~3g of glutinous rice, tremella 0.25~ 0.75g, 0~0.001g of Sucralose, 75~85g of water, 0.1~1g of grape seed extract.
Further, the purity of grape seed extract is 90~95wt%.
Further, comprising the following steps:
(1) it precooks after potato cleaning through boiling water, removes the peel and be cut into small pieces after boiling;
(2) oat, highland barley, glutinous rice, tremella etc. are cleaned into dedusting, is weighed by formula loading after draining together with potato ball In can;
(3) a certain proportion of grape seed extract, Sucralose and hot water are weighed by formula, be fitted into tank, sealed cans;
(4) can is put into infusion in high-pressure steam sterilizing pan, after be water-cooled.
Further, the ageing method in step (1) are as follows: potato is boiled to not generating brown stain but hardness is suitble to dice.
In the present invention, the water temperature of hot water is 65~75 DEG C in step (3);Cooking conditions in step (4) are as follows: infusion temperature 119~122 DEG C, the time 38~42 minutes.
Grape seed extract system outsourcing used in the present invention is purchased from Xi'an Rui Ying Biotechnology Co., Ltd, product batch Number RY180611, commodity English name Grapeseedextraction, other raw materials are commercial product.
The beneficial effects of the present invention are: the present invention uses potato, glutinous rice and compound oat, highland barley etc. relatively low The raw material of GI is major ingredient, adds a certain amount of grape seed extract, the congee made is homogeneous, sweet and dilitious.The present invention Have great importance to promotion potato staple food grain, and the output value of potato can be improved, promotes the comprehensive utilization of raw-food material, It increases economic efficiency.Importantly, its fast digestible starch content is lower, postprandial blood sugar to react can be reduced, auxiliary improves blood glucose It is horizontal.
Detailed description of the invention
Fig. 1 is the appearance of congee under different grape seed extract additive amounts;
Fig. 2 is the in vitro digestion Starch Hydrolysis rate of congee under different grape seed extract additive amounts with the change of hydrolysis time Change;
Fig. 3 is the starch composition of congee under different grape seed extract additive amounts.
Specific embodiment
It is described further below with reference to comparative example and embodiment are bright to distribution.
The boiling point of water is improved in following embodiment, using pressure cooker to provide the heating temperature of can.
Comparative example 1:
The ingredient of this comparative example is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 10g, oat 4g, highland barley 4g, glutinous rice 2g, tremella 0.5g, Sucralose 0.0002g, pure water 79g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.
Embodiment 1
The ingredient of the present embodiment is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 10g, oat 4g, highland barley 4g, glutinous rice 2g, tremella 0.5g, Sucralose 0.0002g, grape seed extract 0.1g, pure water 79g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.
Embodiment 2
The ingredient of the present embodiment is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 10g, oat 4g, highland barley 4g, glutinous rice 2g, tremella 0.5g, Sucralose 0.0002g, grape seed extract 0.2g, pure water 79g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.
Embodiment 3
The ingredient of the present embodiment is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 10g, oat 4g, highland barley 4g, glutinous rice 2g, tremella 0.5g, Sucralose 0.0002g, grape seed extract 0.3g, pure water 79g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.
After finished product congee is cooled room temperature, before shooting is rocked respectively, congee product that is rear and being poured on plate is rocked, as a result See attached drawing 1.The quality of congee has large effect to the sense organ of congee, if moisture additive amount is low, the quality of congee is thicker, the flowing of congee Property is poor, is easy to happen agglomeration;If moisture additive amount is high, the quality of congee is diluter, is easy to happen layering.
From attached drawing 1 it may be seen that different formulations Potato congee raw material enrich, full grains, tissue morphology it is good, On color, it is not added with the milky of the faint yellow and cereal of the congee presentation potato of grape seed extract;Grape pip is added to extract Tempting brownish red is presented in object.
The total starch content of raw material used in congee is measured using Megazyme total starch kit (K-TASA-100A); The moisture content of the raw material used in the present invention the results are shown in Table 1 by halogen fast tester for water content (DHS-20A, hat are sub-) measurement.
1 raw material total starch content of table and moisture content
Raw material Moisture content (%) Total starch content (g/100g)
Potato 76.69±0.54 61.25 ± 0.15 (butts)
Oat 12.80±0.15 48.73 ± 1.23 (wet basis)
Highland barley 11.68±0.10 52.43 ± 0.86 (wet basis)
Glutinous rice 12.90±0.12 68.93 ± 0.91 (wet basis)
Tremella 9.97±0.11 1.04 ± 0.28 (wet basis)
As a result it is expressed as mean+SD
Congee in comparative example 1 and embodiment 1,2,3 analyzes its starch composition and Starch Hydrolysis by vitro digestion Dynamic analysis includes the following steps:
(1) it is cooled to room temperature after fresh congee sample preparation, by the moisture content and total starch content of congee raw material, accurately The athero- product containing 6.8g total starch of weighing, are placed in glass beaker, and supplementing distilled water makes its gross weight reach 170g (at this time Content of starch be about 4%), glass beaker to be put in 37 DEG C of water-baths, balances 20min, is reached to system temperature and is balanced and put A small magnetite is set, is stirred with given pace;
(2) HCl solution (3M) is added, the pH of solution is adjusted to 1.20 ± 0.05;
(3) 19mL stomach simulated digestive juice is added immediately, starts simulation digestion timing;
(4) after stomach simulation digestion 30min, NaOH solution (3M) is added in digestive juice, pH is adjusted to 6.80 ± 0.05;
(5) 23mL intestines simulated digestive juice is added immediately, and pH value of the guarantee system in entire digestion process keeps stablizing, It is 120min that small intestine, which simulates digestion time,;
(6) respectively stomach simulation digestion 0,15, the 5 of 30min and intestines simulation digestion, 20,30,60,90,120min takes Sample 0.5mL, and with the 95% ethyl alcohol enzyme deactivation of 2.5mL;
(7) sample is centrifuged (2000g, 10min);
(8) 0.1mL supernatant is drawn from centrifuge tube, and 0.5mL invertase/conversion enzyme solutions are added, in 37 DEG C of water-baths 10min;
(9) from absorption 0.1mL supernatant in centrifuge tube into tool plug test tube, and the GOPOD solution of 3mL is added, will tries Pipe measures its absorbance after being put in 50 DEG C of water-bath 20min under 510nm wavelength, is as a result expressed as amylolytic percentage, SH (%)=0.9 × Gp/Si, wherein SH is amylolytic percentage, GpIt is the amount (g) of the glucose generated, SiIt is initial shallow lake Powder amount (g).Conversion factor 0.9 indicates the ratio between the molecular weight of starch monomer and the molecular weight of glucose (162/180=0.9);Root TS, RDS, SDS and RS content are measured according to Englyst et al..Calculation formula is as follows;
TS=TG × 0.9
RDS=G20×0.9
SDS=(G120-G20)×0.9
RS=TS- (SDS+RDS)
In formula, G120For the glucose content after digestion 120 minutes;G20: digest glucose content after twenty minutes;TG: total Glucose;0.9: the conversion factor of glucose and starch;Numerical value is expressed as g/100g.
The results are shown in attached figure 2 and attached drawing 3 for the starch of Starch Hydrolysis curve and congee product composition.
In the digestion simulation of stomach and intestine two stages static state, starch hardly hydrolyzes under one's belt, because without hydrolysis starch in stomach Enzyme.
And in simulation small intestine digestion process, Starch Hydrolysis fast speed, the trend of curve can be seen that from attached drawing 2 With the increase of grape seed extract additive amount, the hydrolysis degree of starch is in decreasing trend.Attached drawing 3 shows that fast digestible starch contains It measures negatively correlated with grape seed extract additive amount;And the content of slow-digestion starch and resistant starch is then in grape seed extract Additive amount is positively correlated.Illustrate that adding grape seed extract can increase the anti-digestibility of starch.
For the Starch Hydrolysis dynamics of evaluation not accomplice column, the method provided by Goni, test result uses non-linear song The first-order equation model of line fitting calculates the kinetic parameter in simulation small intestine stage.Hydrolyze the balance percentage (C of starch) and The kinetic constant k for hydrolyzing starch is as shown in table 2.K is hydrolysis dynamics constant, and the hydrolysis rate of the more big then starch of k is faster.With The increase of grape seed extract additive amount, hydrolysis dynamics constant k decline, illustrate starch hydrolysis rate reduce.
In addition to by vitro digestion obtain product estimation GI value (Estimated Glycemic Index, EGI) need to calculate the area (Area Under Curve, AUC) under hydrolysis curves.Accounting equation:
AUC=C×(t-t0)-(C/k)×{1-exp[-k×(t-t0)]}
Wherein CFor balance percentage amylolytic after 180min, tFor final time (180min), t0When being initial Between (0min), k is kinetic constant.Hydrolysis index (Hydrolysis Index, HI) is that the AUC of test sample accounts for reference sample The percentage of (glucose) AUC.Since hydrolysis index (HI) and glycemic index (GI) are in a linear relationship, can be calculated according to formula It estimates glycemic index (eGI).Accounting equation:
EGI=(0.549 × HI)+39.71
It is reduced by the GI value that in vitro digestion is estimated with the increase of grape seed extract additive amount, product is in Middle GI scope, when being added to 3% grape seed extract, product is in the scope of low GI.
The steamed bun that table 2 adds the grape seed extract of different content simulates the kinetic parameter under digestion in vitro
Embodiment C(%) k×10-1(min-1) eGI
Comparative example 1 49.36±1.17 0.54±0.08 56.72
Embodiment 1 51.44±1.24 0.50±0.09 56.88
Embodiment 2 49.88±0.25 0.48±0.09 55.61
Embodiment 3 46.81±0.76 0.39±0.07 51.25
As a result it is expressed as mean+SD
With reference to national standard, using the organoleptic indicator of the method evaluation congee of fuzzy subjective appreciation, by comprising 15 members Trained group is assessed.According to national standard, there are 6 sensory evaluation factors, including color in the sensory evaluation of mixed congee Pool, stickiness, hardness, layering/agglomeration situation, smell, flavour.Sensory evaluation group member by binary comparison method determine this 6 The weight coefficient of a factor makees one-to-one comparison to the factor for participating in evaluation first, and when one-to-one compare, important obtains 1 point, Secondary obtains 0 point, itself compares by 1 minute mark, the total score of indices and the specific gravity of total score are weight.6 sensory evaluations Factor is respectively 10%, 14%, 15%, 15%, 20% and 26%.According to ballot distribution as a result, establish fuzzy matrix (R) come The result of show organoleptic's assessment.Sense organ evaluating meter is shown in Table 3.Further use modified hydrothermal processCalculate the comprehensive of each sample Close scoring.To 5 grades: not successively 100,85,70,55 and 40 points of the tax of fine, preferable, general, poor and difference, it is comprehensive by obscuring It closes each amount that evaluation result is concentrated multiplied by corresponding score value and to be added respectively, obtains the last evaluation total score of product.
The comprehensive evaluation result of comparative example 1 is H0=84.00, the comprehensive evaluation result of embodiment 1 is H1=81.00, implement The comprehensive evaluation result of example 2 is H2=80.25, the comprehensive evaluation result of embodiment 3 is H3=79.43.Either comparative example is still The sense organ that embodiment has suffered from is horizontal, and people are higher to its preference degree.
3 potato congee of table obscures sense organ evaluating meter
Embodiment 4
The ingredient of the present embodiment is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 8g, oat 3g, highland barley 3g, glutinous rice 1g, tremella 0.25g, grape seed extract 0.1g, pure water 85g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.Product has lower digestion rate while with preferable organoleptic quality.
Embodiment 5
The ingredient of the present embodiment is made of potato, oat, highland barley, glutinous rice, tremella, Sucralose, pure water, wherein described The weight of each ingredient is calculated as with gross weight 100g: potato 12g, oat 5g, highland barley 5g, glutinous rice 3g, tremella 0.75g, grape pip extract Object 1g, pure water 73g.Preparation method includes the following steps:
(1) by potato boiling water boiling 15min, peeling stripping and slicing is taken out;
(2) it after draining oat, highland barley, glutinous rice, tremella cleaning, mixes and is fitted into can with Sucralose, by weighing Potato block is fitted into can, and 70 DEG C of hot water of constant weight component are injected into can.
(3) with dedicated tin seamer by Can Sealing.
(4) can after sealing is put into autoclave sterilization pot, 121 DEG C of shortening 40min, it is cooling with cold water after taking-up Congee product is obtained to 40 DEG C.Product has lower digestion rate while with preferable organoleptic quality.
Above-described embodiment is used to illustrate the present invention, rather than limits the invention, in spirit of the invention and In scope of protection of the claims, to any modifications and changes that the present invention makes, protection scope of the present invention is both fallen within.

Claims (5)

1. a kind of slow digestion potato congee rich in Proanthocyanidins from Grape Seeds, which is characterized in that comprise the following components in parts by weight: 8~12 parts of potato, 3~5 parts of oat, 3~5 parts of highland barley, 1~3 part of glutinous rice, 0.25~0.75 part of tremella, Sucralose 0~ 0.001 part, 73~85 parts of water, 0.1~1 part of grape seed extract.
2. potato congee according to claim 1, characterized in that the purity of grape seed extract is 90~95wt%.
3. the preparation method of potato congee described in claim 1, characterized in that the following steps are included:
(1) it precooks after potato cleaning through boiling water, removes the peel and be cut into small pieces after boiling;
(2) oat, highland barley, glutinous rice, tremella are cleaned into dedusting, is weighed by formula loading can after draining together with potato ball In;
(3) grape seed extract, Sucralose and hot water are weighed by formula, be fitted into tank, sealed cans;
(4) can is put into infusion certain time in pot, after be water-cooled to room temperature.
4. preparation method according to claim 3, characterized in that the hot water water temperature in step (3) is 65~75 DEG C.
5. preparation method according to claim 3, characterized in that the processing temperature in step (4) is 119~122 DEG C, when Between be 38~42 minutes.
CN201910576028.2A 2019-06-28 2019-06-28 A kind of slow digestion potato congee and preparation method thereof rich in Proanthocyanidins from Grape Seeds Pending CN110292159A (en)

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Title
章中等: "马铃薯营养早餐粥的工艺研究", 《农产品加工》 *
郭雅靖等: "几种原花青素的降血糖作用及与常见食品原料的结合研究", 《食品科学》 *

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