1, grass carp can be stored in the refrigerator. Remove the internal organs of grass carp, soak them in edible salt water (concentration: 10%) without scraping the scales, and then put them together with the salt water in the refrigerator for several days. It is recommended not to store it for too long, so as not to affect the taste.

2. When preserving live grass carp, pour 3-4 drops of white wine and white vinegar into the fish mouth, put it in a cool place, and change the water once a day, which can be preserved for about two weeks.