Why can't crayfish head be eaten? Crayfish is fresh from river or lake. No matter whether it is wild or cultured, crayfish are not very clean, except for some stains and parasites on the shell. Because its gills, stomach and organs are concentrated in the head, there will be some parasites on the head, which is the main reason for not eating crayfish head.
What happens when the head of crayfish is eaten? The stomach of crayfish is in the head, and some of its digestive organs and excretory organs are in the head. Therefore, what accumulates on the head is some secretions and excrement. There are many parasites in these things. Although these parasites can be killed at high temperature, these things are also the secretions and excrements of crayfish, not edible things.
Therefore, the head of crayfish is the dirtiest place in its whole body. Would you still choose to eat your head? Those parasites on the head of crayfish, if transferred into the body, will do harm to the body, ranging from diarrhea to other diseases.
How to remove the head of crayfish? The cleanest removal method.
When the crayfish is alive, it can hold the back of the crayfish from behind, twist the head shell, break it down, easily remove the head shell, and then brush the head with a toothbrush to remove all the organs and stains on the head.
Head-removing method with preserved shrimp yolk
Crayfish contains delicious shrimp yellow, which can be reserved deliberately when the head is removed. You can cut it from the head at an angle of about 45 degrees obliquely downward with scissors, and you can take out the stomach sac while retaining the "yellow". Finally, remember to rinse it carefully with thin water.