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What is the white frost on the persimmon? Do you need to wash off the white frost on the persimmon?

Persimmon is a very sweet food. It tastes soft and elastic. It is loved by the elderly and children. In autumn and winter, sweet persimmons are loved by many people, but do you know what the white frost on the persimmons is?

The surface of high-quality persimmon is often covered by a light layer of white frost, which is sought after by many elderly people. For example, when oral ulcer occurs on the mouth, many elderly people suggest applying this layer of white cream on the ulcer surface of oral ulcer, so as to promote the healing of the ulcer surface as soon as possible.

But there is also a rumor that the white frost on the persimmon is actually a layer of flour wrapped in the persimmon to prevent it from touching hands. What is the white frost on the persimmon? Can we eat it? Shall we wash it off before we eat it?

How does the white frost come from the persimmon?

As for the white frost on the persimmon, it is gradually produced in the process of drying the persimmon, but it is not caused by the mildew of the persimmon in the process of drying, and it is not a layer of flour specially wrapped to prevent the decapitation of the persimmon.

The reason why persimmon frost appears on persimmon is the condensation of glucose and fructose which gradually seeps out with the evaporation of water during the drying process of persimmon pulp. Of course, the formation of this layer of persimmon cream can only be produced under certain conditions. For example, persimmon itself has good quality and high sugar content. At the same time, the temperature in the sun drying process is also required by the three indispensable factors.

Can I have persimmon cream?

If you find that the persimmon is covered with a layer of persimmon cream, it means that the quality of persimmon is relatively high, you can use it safely, and you don't need to wash it before eating.

How to identify fake persimmon cream?

Since persimmon frost is a symbol of persimmon quality, there will also be artificial cost. In order to pursue higher economic benefits, some vendors will artificially sprinkle a layer of talcum powder or ruthenium white powder on the surface of persimmon, which looks very similar to persimmon frost. However, the talcum powder or ruthenium white powder on the surface of persimmon seems to be distributed more evenly, while the persimmon frost on the surface of naturally frosted persimmon is not evenly distributed.

If you pick up a persimmon and shake it hard, you will find that the white layer of the persimmon is loose and begins to fall off with a little shake, while the naturally frosted persimmon frost is difficult to fall off; Put a little persimmon cream into the mouth by hand, the persimmon cream of the naturally frosted persimmon will melt at the entrance, and the taste is very sweet, while the talcum powder or ruthenium white powder that is artificially sprinkled has no real taste and taste of persimmon cream.