What will happen if orange-red sweet potatoes turn white after being dried?

What will cause orange-red sweet potatoes to turn white after being dried? This is caused by the evaporation of sugar, forming sweet potato frost, which is very nutritious and does not affect the taste of dried sweet potatoes and can be eaten normally.

Ant Manor March 27, 2023 Questions and Answers

Question: Orange-red sweet potatoes will turn white after being dried. What is the main reason for this white layer?

sugar

Mold

Answer: sugar

Knowledge expansion:

There will be a layer of white substance on the surface of dried sweet potatoes. This is the frost of dried sweet potatoes. It is formed by the glucose, fructose and other ingredients in sweet potatoes that precipitate and adsorb on the surface of dried sweet potatoes as the water evaporates during the drying process. These white substances will not affect the dried sweet potatoes and can be eaten normally, and the sweet potato cream is also very nutritious.

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