Preparation method for Chinese yam milk beverage

Abstract

The invention discloses a preparation method for a Chinese yam milk beverage, belonging to the technical field of food processing. The Chinese yam milk beverage comprises, by weight, 80-85 parts of drinking water, 15-20 parts of yam, 1-3 parts of skim milk powder, 0.1-0.5 part of polyglycerol fatty acid ester, 0.02-0.04 part of xanthan gum, 0.02-0.05 part of pectin, 0.005-0.02 part of sucralose, 0.1-0.3 part of sodium citrate, 0.001-0.002 part of sodium bicarbonate, 0.1-0.3 part of sodium hexametaphosphate, 0.0002-0.0006 part of ethyl maltol, 0.04-0.08 part of sodium carboxymethyl cellulose, 0.03 to 0.06 part of high-temperature alpha-amylase and 1 part of a color protection agent. The preparation method for the Chinese yam milk beverage according to the above formula comprises the following steps: Chinese yam cleaning; peeling; slicing; color protection; beating and enzymatic hydrolysis; filtering and blending; homogenization; sterilization; and filling. The Chinese yam milk beverageproduced by the invention retains the nutritional components of Chinese yams, has the functions of invigorating the spleen, tonifying the lung, reinforcing the kidney, etc., is white and bright in color and uniform and stable in texture, and has smooth and comfortable mouthfeel and pleasant sweet taste and Chinese yam flavor.

Description

technical field [0001] The invention relates to a yam milk drink and a preparation method thereof, belonging to the technical field of food processing. Background technique [0002] Yam, also known as yam, native potato, yam, Huai yam, yam, white yam, is a kind of economic crop that integrates three functions of health care, food and medicine. It is widely used in food, pharmaceutical and other industries, and has huge health benefits. function, great potential for product development. [0003] China is an important place of origin and domestication center of cultivated yams. The cultivation of yams has a history of more than 3,000 years, which are recorded in "Shan Hai Jing" and "Qi Min Yao Shu". The meat of yam is tender and rich in nutrients and health care substances. "Shen Nong's Materia Medica" says it "mainly invigorates the middle and nourishes the deficiency, removes cold and heat evil spirits, nourishes the middle and strengthens energy, grows muscles, and is sma...

AI Technical Summary

Problems solved by technology

[0005] At present, yam is widely used in industry to make rice flour, milk powder, cakes, beverages, and deep-processing extracts to synthesize DHEA, etc., which are generally added as auxiliary materials when making beverages, and rarely made into beverages alone, because the processing process will destroy the nutritional content of yam. At the same time, because the polyphenol oxidase rich in yam is easy to brown and affect the color, yam starch is easy to aggregate with other substances to produce precipitation during processing, resulting in poor stability of the product and is not easy to be accepted by people.