Sweet potato compound beverage and preparation method thereof

Abstract

The invention discloses a sweet potato composite beverage and a preparation method thereof. The sweet potato composite beverage is prepared from 25-30wt% of sweet potato juice, 1-5wt% of mango juice, 0.01-6.66wt% of auxiliary materials and 63.54-70wt% of water. The preparation method of the sweet potato composite beverage comprises the following steps of separately peeling sweet potatoes and mangoes, performing enzyme deactivation on the peeled sweet potatoes and the peeled mangoes, performing slicing, and performing pulping so as to obtain the sweet potato juice and the mango juice; mixing the sweet potato juice with the mango juice, and performing centrifugation so as to obtain mixed fruit and vegetable juice; adding the auxiliary materials including gingerol and the like to the mixed fruit and vegetable juice so as to obtain a mixed solution; and performing homogenizing on the mixed solution, performing degassing, performing sterilization through a pulsed electric field, and performing filling. The sweet potato composite beverage disclosed by the invention is bright in color, unique in mouth feel and rich in nutrition, and has good health-care efficacies; and with the combination of the gingerol and a high-voltage pulsed electric field sterilization technique, original quality including nutrient components, color, mouth feel and the like in materials can be well reserved.

Description

technical field [0001] The invention relates to the field of food technology, in particular to a gingerol-rich sweet potato compound beverage and a preparation method thereof. Background technique [0002] Sweet potato is not only a healthy food, but also a good medicine for curing diseases. "Compendium of Materia Medica" records that sweet potatoes have the effects of tonifying deficiency, replenishing energy, strengthening the spleen and stomach, and strengthening kidney yin. Sweet potatoes are steamed, cut, sun-dried, harvested, and used as food, called potato grains, which can make people live longer and less sick. "Compendium of Materia Medica Supplements" says that sweet potatoes can nourish the middle, harmonize the blood, warm the stomach, and fatten the five internal organs. "Jinshu Zhuan Xilu" says that it has 6 kinds of medicinal value: treating dysentery and diarrhea; curing alcohol accumulation and heat diarrhea; curing damp heat and jaundice; . "Lu Chuan Ma...

AI Technical Summary

Problems solved by technology

Although the traditional heat sterilization method can ensure the safety of food in terms of microorganisms, it will destroy sensitive nutrients (such as Vc) in food, change the color of fruit juice, cause flavor deterioration, generate heat odor and other undesirable effects that are difficult to control changes (such as Maillard browning), resulting in a decrease in the quality of the product

[0006] Currently on the market, there is no health drink compounded with sweet potato and mango

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