1, crabs usually need to be cooked for 15 to 20 minutes of time, 3 to 4 two heavy crabs, need to be cooked for 15 minutes, more than 4 two crabs need to be cooked for 20 minutes.

2, when cooking crabs must control the time, the cooking time can not be less than 15 minutes, otherwise it can not play the role of sterilization.

3, the time should not be more than 30 minutes, otherwise it will affect the tenderness of the crab and the edible taste.