You can eat it, but it's better to get rid of it, because this layer of skin is tough and chewy if you don't cook well. Therefore, generally speaking, it is best to remove the black skin from the body before cooking cuttlefish.

Dried cuttlefish should be soaked in water one day in advance, and it takes about 8 hours to soak. During soaking, it is recommended to use hot water with a little baking soda to speed up the soaking, and change the water for the soaked cuttlefish every once in a while. Wash cuttlefish after soaking.

Cuttlefish must be cooked thoroughly before eating, because there is a polypeptide component in cuttlefish, which will lead to intestinal motility disorder if eaten incompletely.

Extended data:

Efficacy of dried cuttlefish

1, nourishing yin

Cuttlefish can nourish the kidney and blood, nourish the heart and dredge the pulse, which is most suitable for women, especially for cuttlefish eggs. It is of great benefit to those who suffer from loss of essence and blood, dizziness and tinnitus, nocturnal emission and premature ejaculation, and the elderly who are weak.

2. Healthy spleen and stomach

Cuttlefish has the functions of invigorating spleen and promoting diuresis, nourishing blood and nourishing yin, stopping bleeding and stopping leukorrhagia, relieving acid, warming channels and dredging collaterals, and can be used for edema, stomachache, acid regurgitation, anemia, dizziness, dampness arthralgia, beriberi, hemorrhoids and amenorrhea in women.

3. Protect the liver

Cuttlefish contains a lot of taurine, which can inhibit the cholesterol content in blood, relieve fatigue, restore vision and improve liver function.

Baidu encyclopedia-dried cuttlefish

People's Network-Nutrition Practice of Cuttlefish Precautions for Eating Cuttlefish