Use chopsticks to poke into the crab's eyes and turn them outwards slightly to kill the crab; use the edge of the table to peel off the crab's shell to kill the crab. . When cleaning crabs, first brush the sides, back, abdomen and mouth of the crab, and then brush the roots of the crab legs and claws. The abdominal cover is the area that needs to be cleaned as it contains a lot of pollutants and excrement and needs to be cleaned.

1. How to kill crabs quickly

1. Take a chopstick and poke it directly between the eyes of the crab, and slightly turn it outwards to make the crab appear in suspended animation and the meat quality will not be affected. The influence is still fresh and delicious.

2. The left and right edges of the crab are the most fragile and soft parts. Use the edge of the table to peel off the shell of the crab. After peeling off the shell, clean the food bladder stuck to the center of the shell.

3. The steps for brushing crabs are to first brush the sides, back, abdomen and mouth of the crab, and then brush the roots of the crab legs and claws. There are a lot of pollutants and excrement in the abdominal cover of crabs, so it is the part that needs to be cleaned. Before cleaning, you should squeeze out the excrement in the abdominal cover, and then use a brush to clean the dirty things on the abdominal cover. Finally, scrub the crab claws and rinse them with clean water.

2. How long have crabs been dead before they can be eaten?

1. If crabs are stored at room temperature, they cannot be eaten once they are dead. Because the protein and fat contained in crabs will become nutrients for bacteria, causing a large number of bacteria to multiply, and at the same time decompose the protein into toxic cadaverine and histamine. As the death time prolongs, these toxic substances will become more and more , poisoning that may occur after consumption.

2. If the crab has been kept in the refrigerator, even if it dies, the bacterial growth will be inhibited by the low temperature. Generally, it can still be eaten within 1-2 days after it dies. But it is recommended not to eat dead crabs as much as possible.

3. How to judge the life and death of a crab

1. Use chopsticks to tap the crab's head or touch the crab's eyes. If it blinks, it is alive.

2. Put the crab into a basin filled with water or wet its mouth with water to see if it spits bubbles. If it spits bubbles, it means it is a live crab.