Generally speaking, the heating time is different according to the size of the shrimp. After boiling, add the shrimp. If the shrimp is big, it takes about 5 minutes. If it is small, it usually takes 2-3 minutes. When the shrimp turns red, it means it is cooked.

Precautions for cooking shrimp are as follows:

1, shrimp can't be cooked in cold water. It takes too long to cook shrimp in cold water, and the meat is too old and it is very firewood to eat. You must boil the water before putting the shrimp, so that the cooked shrimp is tender and not fishy.

2. If you cook shrimp in light water, you must add a little salt to the water, so that the cooked shrimp tastes good and the meat is more tender.

3. metapenaeus ensis must be cooked with high fire, and the shrimp can be cooked for 2 minutes at most, and the shrimp 1 minute is enough. The shrimp meat cooked for too long will get old.

4. When cooking metapenaeus ensis, ginger slices can only be put in after the water is boiled. Don't cook with cold water, otherwise the fishy smell removal effect is not good. Put a little vinegar to remove fishy smell when cooking quickly.