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Quick-frozen sheet jelly and preparation method thereof

A powder skin and antifreeze technology, applied in the field of quick-frozen powder skin and its preparation, can solve the problems of destroying the powder skin network structure, reducing the elasticity of the powder skin, temperature fluctuation and the like, achieving the effects of simple operation, reducing the loss of elasticity and improving the frost resistance.

Pending Publication Date: 2021-11-26
上海艺杏食品有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] When quick-frozen vermicelli is sold, it is generally stored in a refrigerator at -4 to 0°C. However, when people take out the vermicelli from the refrigerator, the refrigerator door will be opened repeatedly, resulting in temperature fluctuations in the refrigerator. The fluctuation will cause the ice crystals in the vermicelli to recrystallize, destroying the network structure in the vermicelli, thus reducing the elasticity of the vermicelli

Method used

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  • Quick-frozen sheet jelly and preparation method thereof
  • Quick-frozen sheet jelly and preparation method thereof
  • Quick-frozen sheet jelly and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0064] A kind of quick-frozen vermicelli, each component and its corresponding weight are as shown in Table 1, and are prepared through the following steps:

[0065] S1: Add water, wheat starch, potato starch, salt, antifreeze agent, enzyme preparation, compound starch, and dry honey powder into the dough mixer at 50°C and the rotation speed is set at 450r / min, and stir for 20 minutes to obtain batter;

[0066] S2: Put the batter in a steam machine for aging, the aging temperature is 100°C, the aging time is 30s, and the aged batter is obtained;

[0067] S3: Under the condition of rotating speed of 40r / min, add the cured batter into the molding machine to make vermicelli with a length of 45cm, a width of 20cm and a thickness of 10mm. After the vermicelli is naturally cooled to 15-20°C, the vermicelli In the freezer, freeze at -5°C for 1 hour, and then quickly freeze at -20°C for 4 hours to obtain frozen vermicelli. Put the frozen vermicelli into water at a temperature of 20°C...

Embodiment 2-6

[0070] A quick-frozen vermicelli, the difference from Example 1 is that each component and its corresponding weight are as shown in Table 1.

[0071] Each component and its weight (kg) in table 1 embodiment 1-6

[0072]

[0073]

[0074] For the quick-frozen vermicelli made in Examples 1-6, at -4~0°C, when refrigerated for 5 days, 10 days, and 15 days, the elasticity test was carried out, and the measurement results were included in Table 2 below.

[0075] The elasticity detection result when table 2 embodiment 1-6 quick-frozen vermicelli is refrigerated for 5 days, 10 days, 15 days

[0076]

[0077] From the data analysis in Table 2, it can be seen that for the quick-frozen vermicelli obtained in Examples 1-6, when refrigerated for 5 days, the elasticity of the quick-frozen vermicelli was 0.860-0.872; 0.851-0.865. This shows that for the quick-frozen vermicelli prepared in Examples 1-6 of the present application, when refrigerated for 5 days, 10 days, and 15 days, ...

Embodiment 7-10

[0088] A kind of quick-frozen powder skin, the difference with embodiment 3 is, except that in the antifreeze agent, the weight ratio of trehalose, sodium carboxymethyl cellulose and sodium alginate is different, other are all the same as embodiment 3, trehalose , The weight ratio of sodium carboxymethyl cellulose and sodium alginate and their corresponding weights are shown in Table 5.

[0089] Each component and its weight (kg) in table 5 embodiment 7-10

[0090]

[0091] For the quick-frozen vermicelli made in Examples 7-10, at -4 to 0°C, when refrigerated for 5 days, 10 days, and 15 days, the elasticity test was carried out, and the measurement results were included in the following table 6.

[0092] The elasticity detection result when table 6 embodiment 7-10 quick-frozen vermicelli skin is refrigerated for 5 days, 10 days, 15 days

[0093]

[0094] From the data analysis in Table 6, it can be known that the quick-frozen vermicelli made in Examples 7-9, when refrig...

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Abstract

The invention relates to the technical field of food processing, in particular to quick-frozen sheet jelly and a preparation method thereof. The quick-frozen sheet jelly is prepared from the following total raw materials in percentage by weight: water, wheat starch, potato starch, an antifreeze agent and an enzyme preparation, wherein the antifreeze agent is formed by mixing trehalose, sodium carboxymethyl cellulose and sodium alginate. The preparation method comprises the following steps: kneading the water, the wheat starch, the potato starch, the antifreeze agent, the enzyme preparation, composite starch and honey dry powder to obtain paste; aging the paste, so as to obtain the aged paste; and preparing the aged paste into sheet jelly, freezing the sheet jelly for 1 to 3 hours at the temperature of -5 DEG C to 0 DEG C, then, quickly freezing the sheet jelly for 4 to 6 hours at the temperature of -20 DEG C to -19 DEG C to obtain frozen sheet jelly, and deicing the frozen sheet jelly, thereby obtaining the sheet jelly. According to the sheet jelly disclosed by the invention, the growth of ice crystals in the sheet jelly can be controlled, the network structure of gluten in the sheet jelly can be enhanced, and the loss of elasticity of the quick-frozen sheet jelly in a refrigeration process can be reduced.

Description

technical field [0001] The application relates to the technical field of food processing, more specifically, it relates to a quick-frozen vermicelli and a preparation method thereof. Background technique [0002] Quick-freezing generally refers to the use of modern freezing technology to reduce the temperature of food to a certain temperature below its freezing point in the shortest possible time. Quick-freezing makes the food form extremely small ice crystals without seriously damaging the cell tissue, thereby preserving the food. The original juice and fragrance can be preserved for a long time. [0003] The principle of quick-freezing vermicelli is the same. Quick-freezing causes all or most of the water contained in the vermicelli to form reasonable tiny ice crystals as the heat inside the vermicelli spreads out, minimizing the microbial life activities in the vermicelli and the occurrence of nutritional components in the vermicelli. The liquid moisture necessary for bi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L29/30A23L29/00A23L29/256A23L29/262
CPCA23L29/30A23L29/06A23L29/256A23L29/262A23V2002/00A23V2250/636
Inventor 陈卫江张玉兰张中利张伟
Owner 上海艺杏食品有限公司