Crabs are usually best steamed for 10-15 minutes after the water boils.

The general steaming time for crabs depends on the size and type of crab, and the usual steaming time is 10-15 minutes. Hairy crabs are usually steamed for 12-15 minutes. Hairy crabs are usually steamed for 10-12 minutes. The steaming time of common crabs varies according to the size of the crabs. The general steaming time for small and medium-sized crabs is 8-10 minutes, and the steaming time for large-sized crabs is 12-15 minutes, and it should be noted that the crabs should be counted after the water has boiled. During the steaming process, you can observe the changes in the color and body surface of the crabs at the right time to ensure that the crabs are cooked through but not overcooked.

Hairy crabs are grown and developed in water, their bodies will have many gravels and their surfaces will be stained with soil, so it is recommended to clean the crabs before steaming.

Precautions for buying crabs

1. Activity: Choose to buy live crabs, which are usually active, with strong claws and legs that can move freely. If a crab is inactive or appears sluggish, it may be because it is dead or not fresh.

2. Shell color: The color of the crab's shell should be vibrant, with no obvious spots or breaks. Avoid buying crabs with shells that appear dull or faded in color, which may mean they are not fresh.

3. Odor: Fresh crabs should have no odor. If the crabs give off a pungent odor or smell rotten, it means they have gone bad.

4. Weight: Choose crabs that are relatively heavy, as heavier crabs usually mean they contain more meat in their bodies.

5. Sex: Male crabs have more protruding abdomens than females, and choosing females may have more crab paste.

6, touch: gently touch the crab's shell, a fresh crab should feel solid and show no signs of looseness or decay.