Preparation method of pitaya jam

Abstract

The invention discloses a preparation method of pitaya jam. The preparation method comprises the following steps of (1) respectively performing washing on red pitayas and guava, respectively performing cutting on the washed red pitayas and the washed guava, and respectively performing hardening on the cut red pitayas and the cut guava, so as to obtain pitaya granules and guava granules; (2) performing ingredient adjusting, performing concentrating, performing filling, mixing the obtained pitaya granules and the obtained guava granules with noni fermented raw juice of which the mass ratio of the obtained pitaya granules to the obtained guava granules to the noni fermented raw juice being (65-75) to (25-28) to (5-10), so as to obtain mixed juice; based on the mass of the obtained mixed juice, adding 20% of high fructose corn syrup, so as to obtain mixed juice; based on the mass of the obtained mixed juice, adding 0.05% of konjac gum; performing mixing, performing boiling and performing concentrating, so that the final pH of the mixed juice is adjusted to 4.2-4.6, and the soluble solid content is 23%-25%, so as to obtain the pitaya jam. Through adoption of the preparation method disclosed by the invention, the obtained pitaya sauce is bright-colored and beautiful in color and luster, real in fruit granules, moderate in sour and sweet degrees, and unique in flavor, has various nutritive components and active components, is unique in flavor, and can be used as favorable ingredients of ice creams, beverages, pastries, bread and the like.

Description

technical field [0001] The invention belongs to the technical field of food processing and relates to a preparation method of dragon fruit jam. Background technique [0002] Pitaya is a plant of the genus Liangtianchi and Snakewhip in the cactus family, and is a characteristic fruit in the south. Dragon fruit is rich in nutrients and has unique functions. The soluble solid content can reach more than 13%, and the sweetness can reach 16-18BX. It is rich in viscous albumin, polysaccharides, polyphenols, dietary fiber, phytosterols, pectin and other substances. It has the effects of antibacterial, anti-inflammatory, immune regulation, hypoglycemic, weight loss and intestinal moistening, especially the red dragon fruit, which contains betalain, anthocyanin and other substances, which have anti-oxidation and anti-freeze effects. The effect of foundation and anti-aging is deeply loved by consumers. [0003] Guava is a tropical fruit of Myrtaceae, which is widely distributed in G...

AI Technical Summary

Problems solved by technology

[0005] At present, the development of dragon fruit, guava and noni in the market is limited to products with a single raw material, and there are no healthy products that combine the three, and there are no dragon fruit, guava and noni that actually contain fruit pieces jam