1, if it is steamed crayfish, it usually takes about 7 to 8 minutes after the water is boiled. If it is steamed in a pressure cooker, the time will be shorter. After the steam top is washed up by pressure, it can be steamed for about 3 minutes. At this time, the crayfish has completely turned red and mature.

2. If the crayfish are boiled in water, it will take more than 10 minute. For those crayfish that have just changed their shells, it will take about 10 minute. If they are older, it will take about 15 minutes.