Because the head of crayfish absorbs and processes the most toxins, it is also the part that easily accumulates pathogenic bacteria and parasites. Therefore, the head of crayfish must not be eaten or eaten raw, which will lead to paragonimiasis if it is serious after eating.

2. Intestines

The digestive system of crayfish, such as intestine, tends to accumulate heavy metals, so it is necessary to pull out the shrimp line before eating it when cooking.

3. Shrimp yellow

If you don't know whether the shrimp is clean or not, you should eat less shrimp yellow, and it is best not to eat it. Shrimp yellow is the gonad of lobster, which is close to the liver and is easily polluted. Illness occurs after eating.

Extended data

Precautions for eating crayfish

1, the lobster must be cooked thoroughly.

Because high temperature cooking can completely kill parasites, crayfish cooking time must reach 30-40 minutes to kill parasites. If crayfish are processed by roasting, frying, pickling and drunkenness, it may be infected with paragonimiasis after eating.

If the crayfish is bitten, it is cooked if the meat is not soft, chewy and juice flows out at the same time. Or observe whether the color of the bitten cross section is consistent, and if it is consistent, it is cooked.

2. Feed with water for 24 hours before cooking and processing at home.

When cooking crayfish, it must be cooked thoroughly at high temperature, and whether it is cooked can be judged by observing whether the cross-sectional color of shrimp is consistent.

It is suggested that before cooking, it must be fed with clear water for about 24 hours to let the shrimp spit out metabolites. In addition, it is necessary to wash the dirt on its body with a brush, and at the same time, the gut line that hides a lot of sediment and bacteria must also be removed, and then it should be thoroughly washed with clean water for 2-3 times.

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