1, river crab boiled in water can be cooked for about 20 minutes.

2, because the river crab inside the parasites, put in the water to cook will pollute the water, and then pollute the crab meat. River crab or steamed to eat well, pot put a large bowl, buckle the bowl over, and then put some water, and then put the river crab in the steam, the amount of water is very important, the water is almost gone is also cooked.