Traditional Culture Encyclopedia - Weather inquiry - Must double skin milk be put in the refrigerator?

Must double skin milk be put in the refrigerator?

Not leaving the refrigerator will affect the taste. The hotter the weather, the faster the deterioration.

It is best to wrap it in plastic wrap and put it in the refrigerator, which can be kept for 2-3 days.

Another one:

If you don't like ice, you can take it out and eat it for a while.

It's not too cold, is it?