2, fish can be frozen in the refrigerator, but it is suggested that it can be divided into several small portions and packaged separately. Take it out and heat it the next time. You can't freeze it in the refrigerator after eating it all at once, which will greatly increase the growth of bacteria and greatly reduce the taste and quality of fish.

3. After cooked food is cooked, the temperature drops to normal temperature, and bacteria are easy to breed. Cooked food stored for more than three days, the number of bacteria is even more amazing. If you continue to eat, it is easy to cause food poisoning. It is best not to store cooked food in the refrigerator for more than three days. Check if there is any smell when you take it out to eat. Don't eat it if it smells. Even if there is no smell, cook cooked food thoroughly before eating it. High temperature heating is a good sterilization method.