The operation of freezing prunes is relatively simple, but you need to wash the prunes before freezing, because prunes can't be washed after freezing, which will lead to too many impurities as well as harmful substances in the prunes, so you need to wash them before freezing.

The sugar content of high-quality prune pulp is 12%-13%, acid content of 0.5%-1.1%, rich in fiber, mineral elements, vitamins and a certain amount of protein, fat, pectin and 8 kinds of amino acids beneficial to the human body, and its fruit calcium, phosphorus, iron content to be more than 10 times higher than other fruits.