Preparation method of convenient instant purple potato food
2011
The invention discloses a preparation method of a convenient instant purple potato food, which aims at solving the problems that the heating time of sweet potatoes is longer, the loss of nutritional ingredients in the sweet potatoes is greater and a preservative is further added in the prior art. The method comprises the following steps: (1) selecting materials, cleaning and cutting; (2) performing primary film coating; (3) performing secondary film coating; and (4) sterilizing and cooking. A product is obtained by uniformly coating an edible pectin compound twice, packaging, sealing, sterilizing and cooling, the texture and the color of the product are kept good, the loss of the nutritional ingredients in the convenient instant purple potato food is lower, the guarantee period is long, the convenient instant purple potato food can be stored above 12 months at normal temperature, and the preservative is not used simultaneously, thereby meeting the requirements of people on green and healthy foods.
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