Method for protecting color and improving stability for non-concentration reduction pear juice

Abstract

The invention provides a processing method to solve the problem of brown stain of non-concentration reduction pear juice and improving stability. Kiwi fruit pulp is added, and high-pressure homogenizing treatment is combined. The processing method specially comprises the following steps of selecting raw materials of pears and kiwi fruits, performing cleaning, performing cutting, performing squeezing to obtain juice, performing enzymolysis, performing filtration, performing high-pressure homogenizing, performing deaeration and performing sterilization. The kiwi fruit pulp is combined with the high-pressure homogenizing treatment, so that the particle size of the pear juice can be reduced, the stickiness and the yield stress of a system can be improved, and the system stability of the pear juice can be improved. Besides, the kiwi fruit pulp is rich in vitamin C, so that the brown stain of the pear juice can be effectively avoided. The obtained non-concentration reduction pear juice is completely blended from the kiwi fruit pulp, is attractive in color, outstanding in flavor, unique in mouth feel and rich in nutrients, and can meet high-end requirements of consumers.

Description

technical field

[0001] The invention relates to the field of fruit juice, in particular to a processing method for color protection and stability improvement of non-concentrated reduced fruit juice. Background technique

[0002] Pears are a good fruit. Chinese medicine believes that pears are a good medicine for promoting body fluid, moistening dryness and clearing away heat. According to "Compendium of Materia Medica", pears can not only treat fever, typhoid fever, convenience and other diseases, but also enhance appetite, help digestion, lower blood pressure, and have good effects on patients with heart distension and hypertension. The nectar in the middle, the good reputation of the medicine in the sage. Pears contain a variety of amino acids, trace elements, vitamins, rich polyphenols, fatty acids, superoxide dismutase and aromatic substances, which have high nutritional value and strong nourishing effect, and are of great significance to human health . As a popular f...