Needed. The best is 15 to 20 minutes
Sea crabs need to be steamed for 15 to 20 minutes after the cold water is placed in the pot, in this time period can maintain the tenderness of the meat of the sea crabs, and at the same time will not make the nutrients lost, sea crabs should not be boiled for too long, or else the meat will be dry, nutrients are also easier to lose. Sea crab specific steam when also related to the weight, if the weight of the sea crab in 4 two or so, usually can be steamed for about 15 minutes, if it is in 5 two or so need to be steamed for 20 minutes, in addition to the sea crab can be viewed through the sea crab whether discoloration to determine whether the sea crab is cooked. Sea crabs are usually cold water in the pot, so that the resulting water vapor can slowly flow into the pot, locking the water of the sea crab meat, making it more delicious, while the crab legs are not easy to fall off, hot water in the pot although it will shorten the time of the crab's struggles, but it is not easy to grasp the time of the sea crab steaming.