1, if the weather is cold, the preservation of cooked crabs can only be covered with plastic wrap, which usually lasts for 6-8 hours. If there is no plastic wrap, you can put the cooked crabs in a cool and ventilated place, and be careful not to be polluted by other things.
2. When the weather is hot, you can keep the crabs in the freezer, but this can only be kept for a short time, and you can't let crabs stay overnight in the refrigerator, because it will lose a lot of nutrition.
3. If you want to keep the cooked crab overnight, you can put it in the freezer of the refrigerator, but it should be frozen with the soup of the crab, otherwise the cooked crab will lose water, and it will not be delicious after drying, and it will also lose the umami taste of the crab.
Extended data:
No matter which method you use to preserve the cooked crabs, when you eat them again, you must cook them again and thoroughly. Cooked crabs are generally stored in the refrigerator, but the time should not be too long. It is best for crabs to eat and cook now. Crabs stored in the refrigerator must be cooked again when they are eaten.
Protein in dead crabs has been denatured, and it also produces histamine, which is harmful to human health. Moreover, dead crabs carry parasites and harmful bacteria, which may cause nausea, vomiting, diarrhea, abdominal pain and other symptoms after eating.
Crabs should be cooked and eaten by now. The ambient temperature in autumn is still relatively high, and even if it is cooked, it is easy to breed bacteria. It is not recommended to cook in advance and put it for a few hours before eating. Better eat it while it's hot. But if you haven't finished eating a meal, you don't have to throw it away, but you must refrigerate it in time and ensure that it is thoroughly heated and sterilized before eating.
Although crabs are good, they should be eaten in moderation. Don't eat seven or eight or even a dozen at a time. After eating crabs, other high-protein foods, including fish, meat, shrimp, shellfish and eggs, can be reduced accordingly.
Nutritional analysis:
1. Crabs are rich in protein, high in cholesterol and purine. Gout patients should avoid eating. People with colds, hepatitis and cardiovascular diseases should not eat crabs.
China has a tradition of eating crabs around Mid-Autumn Festival. Because Chinese medicine believes that crabs are cold, ginger and perilla are often used to prepare seasonings for eating crabs.
3. Crabs are rich in protein and trace elements, which have a good nourishing effect on the body.
4. Crabs contain more vitamin A, which is helpful for skin keratinization.
5, crabs also have anti-tuberculosis effects, and eating crabs is of great benefit to the rehabilitation of tuberculosis.
Baidu encyclopedia-crab
People's Daily Online-How many of those taboos about eating crabs are true?