1, starch is mainly used for thickening soups and vegetable juices to increase the taste. It is different from flour in nature and taste.
2, starch, in addition to food, is used industrially to make dextrin, maltose, glucose, alcohol, etc. It is also used to make printing pulp, textile sizing, paper gluing, and the pressing of drug tablets. It can be extracted from starch-containing substances such as corn, sweet potato, wild acorn and kudzu.
3, starch can be divided into straight chain starch (sugar starch) and branched chain starch (gum starch). Starch is a nutrient stored in the plant body, stored in the seeds and tubers, and all types of plants have a high starch content.
4, cooking starch, mainly mung bean starch, tapioca starch, sweet potato starch, sweet potato starch, potato starch, wheat starch, lozenge starch, lotus root starch, corn starch and so on. Starch is insoluble in water, in and water heated to about 60 ℃ (starch type different, paste temperature is not the same), then paste into a colloidal solution. Thickening is the use of this property of starch.