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High-content oat hanging-noodles and preparation method thereof

A production method and high-content technology, applied in food science and other directions, can solve the problems of prolonging the shelf life of products, adding less oat flour, and difficult to form a three-dimensional gluten network structure, and improving rheological properties and ductility. The effect of prolonging the storage shelf life and improving the toughness of the taste

Inactive Publication Date: 2019-05-07
HENAN ZHONGHE RES INST CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

① During the rolling process, the high-content oatmeal strips are prone to cracks. After 4 to 5 rollings, the strips may even have splits and cracks, and cannot enter subsequent rolling, which seriously plagues industrial continuous production.
The main reason is: the content of oat gliadin is low, the molecular weight of glutenin is small, it is difficult to form a continuous three-dimensional gluten network structure, although the content of non-starch polysaccharides (such as pentosan) in whole oat flour is small, it has a great influence on dough rheology. Moreover, the water-insoluble dietary fiber (including cellulose, hemicellulose and lignin) acts as a physical barrier to damage the gluten structure, resulting in poor extensibility of oatmeal dough, and cracks are prone to appear during the stretching process.
②Due to poor gluten network structure, dried noodles with high content of oatmeal have insufficient texture, toughness and poor palatability
However, there are no related reports
③Short product shelf life
The fat content of oats ranks first among grains, generally between 5% and 10%. The content of unsaturated fatty acids in lipids is about 80%, and the activity of endogenous lipase and lipoxygenase is high. Lipids are easily hydrolyzed during storage. Oxidation produces haze, which seriously affects the shelf life of the product
[0004] Other patents related to oat noodle processing technology that have been authorized or announced in China are: the patent with the publication number of CN106858316A discloses a whole oat hypolipidemic functional dried noodle and its production method. Gelatinization treatment, the food quality and shelf life of the product are moderately improved, but the article does not mention the improvement method for the cracking phenomenon of high-content oat noodles, nor does it mention the key quality indicators of raw and auxiliary materials suitable for high-content oat vermicelli processing And parameters, and the use of organic reagents for degreasing treatment to prolong the shelf life of products, there is an unsafe risk
The patent with the publication number CN102379398A discloses an oatmeal noodle and its preparation method, which is characterized in that: 8-15% of whole oat flour, 0.03-0.08% of iodized salt, 85-92% of flour, and its processing adaptability and edible quality It is better, but the amount of whole oatmeal powder added is less. It belongs to oatmeal-flavored noodles and does not have health conditioning effects.

Method used

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  • High-content oat hanging-noodles and preparation method thereof
  • High-content oat hanging-noodles and preparation method thereof
  • High-content oat hanging-noodles and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0068] (1) dry powder mixing

[0069] Weigh 30kg of whole oat flour, 70kg of high-gluten wheat flour, 5kg of gluten powder, 0.2kg of egg white liquid, 0.01kg of konjac fine powder, and 1kg of sodium alginate and put them into a vacuum mixing pot, and mix them uniformly for 3 minutes to obtain mixed powder.

[0070] The oat whole powder has a fatty acid value of 87 mg / 100 g (dry basis), a lipase activity of 15 μmol / (g h), and a particle size of 80 mesh;

[0071] The 45min tensile curve area of ​​the high-gluten wheat flour is 82cm 2 , elongation 163mm; 90min tensile curve area 101cm 2 , elongation 174mm; 135min tensile curve area 103cm 2 , extension 174mm.

[0072] (2) Kneading

[0073] Dissolve 0.15 kg of sodium carbonate in 35 kg of water in advance, and add an appropriate amount of preferably β-glucanase, so that the activity of the final feed liquid glucanase is 50 U / g. Add the feed liquid into the vacuum kneading pot, set the vacuum degree to -0.04MPa, rotate at 90rpm...

Embodiment 2

[0083] (1) dry powder mixing

[0084] Weigh 40kg of whole oat flour, 60kg of high-gluten wheat flour, 5kg of gluten powder, 0.2kg of whole egg liquid, 0.02kg of konjac powder, and 0.05kg of sodium alginate and put them into a vacuum pot and mix them uniformly for 3 minutes to obtain a mixed powder .

[0085] The fatty acid value of the whole oatmeal powder is 80mg / 100g (dry basis), the lipase activity is 13 μmol / (g h), and the particle size is 150 mesh;

[0086] The 45min tensile curve area of ​​the high-gluten wheat flour is 115cm 2 , elongation 228mm; 90min tensile curve area 118cm 2 , elongation 215mm; 135min tensile curve area 110cm 2 , extension 219mm.

[0087] (2) Kneading

[0088] Dissolve 0.01 kg of sodium carbonate in 36 kg of water in advance, and add an appropriate amount of preferably β-glucanase, so that the activity of the final feed liquid glucanase is 300 U / g. Add the feed liquid into the vacuum kneading pot, set the vacuum degree to -0.08MPa, rotate at 9...

Embodiment 3

[0098] (1) dry powder mixing

[0099]Weigh 50kg whole oat flour, 50kg high-gluten wheat flour, 10kg gluten powder, 0.2kg egg yolk liquid, 0.15kg konjac fine powder and 0.01kg artemisia gum, put them into a vacuum mixing pot, and mix them uniformly for 3 minutes to obtain mixed powder.

[0100] The fatty acid value of the oat whole powder is 75 mg / 100g (dry basis), the lipase activity is 10 μmol / (g h), and the particle size is 200 mesh;

[0101] The 45min tensile curve area of ​​the high-gluten wheat flour is 129cm 2 , elongation 202mm; 90min tensile curve area 138cm 2 , elongation 186mm; 135min tensile curve area 127cm 2 , extension 182mm.

[0102] (2) Kneading

[0103] Dissolve 0.15 kg of sodium carbonate in 38 kg of water in advance, add appropriate amount of β-glucosidase and xylanase, so that the final feed liquid β-glucosidase activity is 50 U / g, and xylanase activity is 150 U / g. Add the feed liquid into the vacuum kneading pot, set the vacuum degree to -0.06MPa, rot...

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Abstract

The invention discloses high-content oat hanging-noodles and a preparation method thereof. The high-content oat hanging-noodles are prepared from the following raw materials: whole oat flour, high-gluten-content wheat flour, gluten powder, eggs, refined konjac powder, edible gum, sodium carbonate and an enzyme preparation. The preparation method of the high-content oat hanging-noodles comprises the following steps: performing pretreatment on the raw materials of the high-content oat hanging-noodles; optimizing ratio of the raw materials to auxiliary materials; and then, carrying out vacuum dough-making, calendaring, shredding by using a noodle cutter, frame-hanging, drying, cutting-off, packaging and so on, thereby obtaining the high-content oat hanging-noodles. According to the preparation method of the high-content oat hanging-noodles, degradation is promoted by using enzymes, thereby improving rheological properties of oat dough; and thus, the problem of liable appearance of cracksduring the calendaring process of oat dough bands is effectively solved. Moreover, key quality indicators and parameters of special flour suitable for processing of the high-content oat hanging-noodles are selected, thereby effectively solving the problem of inadequate toughness of oat hanging-noodles. In addition, the oat hanging-noodles are packed by using oxygen-controlled packages; and thus, shelf lives of the oat hanging-noodles are prolonged. The high-content oat hanging-noodles disclosed by the invention are high in beta-dextran content; and thus, the oat hanging-noodles have very gooddiet prevention and regulation effects on chronic diseases, such as hyperlipidemia, obesity and the like.

Description

technical field [0001] The invention belongs to the field of miscellaneous grain noodle products processing, and in particular relates to a high-content oat fine noodle and a preparation method thereof. Background technique [0002] Statistics show that 45% of the population in my country is in a sub-healthy state, about 200 million people are overweight or obese, and about 160 million people have dyslipidemia. Dietary structure is an important factor affecting health. The Outline of the "Healthy China 2030" Plan and the Medium- and Long-term Plan for the Prevention and Treatment of Chronic Diseases in China (2017-2025) clearly propose to promote the construction of a healthy China, highlighting the importance of dietary prevention of chronic diseases. Health has become the direction of innovation and development of the food industry. Among the "Top Ten Healthy Foods in the World" selected by the American "Time" magazine, oats ranked fifth. Oats are rich in protein, unsatur...

Claims

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Application Information

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IPC IPC(8): A23L7/109A23L15/00A23L29/00A23L19/10A23L33/10
CPCA23L7/109A23L15/00A23L19/10A23L33/10A23L29/00
Inventor 朱科学童大鹏姬瑞恒
Owner HENAN ZHONGHE RES INST CO LTD