Depending on the size of the river crab to decide. River crabs are rich in protein, vitamins, minerals and other nutrients, moderate consumption of human health has certain benefits, but because the body of the river crab often carries more bacteria and parasites, so it needs to be thoroughly cooked before consumption.

Generally speaking, the time it takes to steam a river crab depends on the size of the crab, and the larger the crab, the longer it takes. For smaller crabs, it takes about 8 minutes, but for larger crabs, it takes longer, 10-15 minutes.

2, steamed river crab cold water or boiling water steam

Cold water. Steaming river crabs is usually steamed with cold water in a pot and eaten. This is because the cold water in the process of slowly heating will produce steam, the use of steam to heat the river crab, in order to lock the river crab inside the fresh juice, so that the river crab eat more tender and flavorful.

If you steam the crabs directly in boiling water, the hot water will make the meat of the crabs old and the overheated temperature will make the crabs struggle violently, resulting in the phenomenon of leg loss, and the steamed crabs will not only taste bad but also look unattractive.

3, river crab without cleaning directly cooked can?

Not recommended. River crabs generally live in the rivers and lakes under the rocks, mud, generally active at night to prey on small fish, shrimp carcasses, so in the body of the river crab will carry a lot of soil, impurities, bacteria and parasites.

If you cook it directly without cleaning it, the impurities on the body of the river crab can not be completely removed, which may cause uncomfortable reactions in the body after consumption, it is recommended to steam it again after cleaning it, and it should also be completely steamed before consuming it, which will be a little safer for the human body.