Cooked. According to the query Kangmei herbal medicine website, cuttlebone cooking methods: cuttlebone can be fried and eaten, can also be made into sushi, hot pot and other kinds of food. However, it should be noted that cuttlebone should not be eaten raw, and should be thoroughly heated and cooked before consumption. Cuttlebone has a very good treatment for stomach upset or skin sores and rashes, etc., can be decocted and taken orally.