Chocolate flavored purple sweet potato chips and preparation method thereof

Abstract

The present invention discloses chocolate flavored purple sweet potato chips and consists of the following raw materials in parts by weight: 280-300 parts of purple sweet potatoes, 20-30 parts of purple glutinous rice, 7-8 parts of chocolates, 7-8 parts of apricot kernels, 0.5-0.6 part of fructus schizandrae, 0.6-0.8 part of oenothera biennis, 1-1.2 parts of spirulina, 15-20 parts of sucrose, 3.5-4 parts of maltodextrin, 0.35-0.4 part of citric acid, an appropriate amount of compound color-protection solution, and an appropriate amount of water. The compound color-protection solution contains phytic acid at a concentration of 0.25%, L-cysteine at a concentration of 0.10%, and citric acid at a concentration of 0.3%. The used chocolates, apricot kernels and other accessory materials enable the purple sweet potato chips to be good in flavor, so that the purple sweet potato chips have functions of moistening lung dryness, moistening intestines and relaxing bowels. At the same time, the fructus schizandrae and other Chinese herbal medicinal ingredients are added, so that the purple sweet potato chips have efficacies of converging lungs and nourishing kidneys, and calming heart and smoothing mind.

Description

technical field [0001] The invention relates to the technical field of food processing, in particular to chocolate-flavored purple potato chips and a preparation method thereof. Background technique [0002] Sweet potato is rich in nutrition, rich in 18 kinds of amino acids, including 8 kinds of amino acids necessary for human body, the content of dietary fiber is 10 times that of rice noodles, vitamin B1 and vitamin B2 are 2 times of rice noodles, vitamin E is 9.5 times of wheat, vitamin C And carotene is 10 times higher than wheat and so on. In addition, sweet potatoes also have many physiological health functions. The Japanese National Cancer Prevention Institute conducted cancer suppression tests on more than 40 kinds of vegetables, and found that sweet potatoes have the best cancer suppression effect. Sweet potato is an ideal alkaline food, which can regulate the acid-base balance of the human body. Sweet potato is rich in dietary fiber, which can prevent intestinal ca...

AI Technical Summary

Problems solved by technology

As far as the processing of purple sweet potato sticks is concerned, the production of traditional sweet potato sticks is made by cutting potatoes into strips. This method has relatively high requirements for sweet potato raw materials, and there are few suitable varieties, resulting in a lot of leftovers and serious waste; in addition, because purple sweet potato It is rich in polyphenol oxidase and anthocyanin and other ingredients, which are prone to enzymatic browning and non-enzymatic browning during processing, resulting in darkening of product color and affecting its appearance quality and commodity value