Purple sweet potato juice ice cream and manufacture method thereof

Abstract

The present invention discloses a purple sweet potato juice ice cream and a manufacture method thereof. The manufacture method comprises the following specific steps: whole milk, sucrose, whipping cream, xanthan gum and monoglyceride are weighed according to a formula, the whipping cream is fully whipped, the milk, sucrose, xanthan gum and monoglyceride are successively added, and after mixing, the purple sweet potato concentrated juice is added to be mixed evenly; the prepared mixed raw material liquid is put into a high-pressure homogenizer for homogenization, homogenization pressure is 15-20 Mpa and temperature is 50-60 DEG C; the mixed liquid is sterilized at a sterilization temperature of 70-80 DEG C for 15-25 min; the mixed liquid prepared in the sterilization step is cooled to 15-18DEG C, and the cooled mixed liquid is put still at a temperature of 2-4 DEG C for aging for 10-12 h; then the aged liquid is poured into an ice cream bucket for stirring; the prepared product is sentto a refrigerator for storage at a temperature of -33 to -27 DEG C. Purple sweet potatoes are prepared into fruit juice, so that drinking is more convenient under a premise of ensuring nutritional value of the purple sweet potatoes and industrialization of deep processing of the purple sweet potatoes is more abundant. The purple sweet potato juice ice cream is high in nutritional value, uniform in color and luster, sweet, sour, palatable and smooth in mouthfeel.

Description

technical field [0001] The invention relates to the field of food processing, in particular to a purple sweet potato juice ice cream and a preparation method thereof. Background technique [0002] As a sweet potato variety rich in selenium and anthocyanins, purple sweet potato has many health functions such as anti-cancer, anti-aging, and blood pressure reduction. The anthocyanins contained in it are natural anthocyanin pigments, which have It has a very good anti-aging effect; it can promote blood circulation; it can enhance vision and relieve eye fatigue; it can also promote and protect the heart and lung function of the human body, and can also prevent senile dementia. The purple sweet potato juice has a high anthocyanin content and does not have the bad mouthfeel brought by purple sweet potato powder materials such as starch. [0003] Ice cream is a food that can regulate human body functions, maintain osmotic pressure and pH, and can cool down the heat. It is very attr...

AI Technical Summary

Problems solved by technology

This ice cream has a creamy texture and a low overrun

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