Boston inside the seeds can not be eaten. Through the query Wikipedia can know, Boston lobster black seeds can not eat, "lobster head shell black particles of feces and parasites. If the growth environment in which the lobster is not good, the head of the shrimp will be enriched with heavy metals in the environment to be contaminated, but also by the contamination of parasites in the water environment. Become a host for parasites such as Schistosoma haematobium and Schistosoma hepatica. In short, the shrimp head is where the most toxins are absorbed and processed, and it is also the part that is most likely to accumulate pathogenic bacteria and parasites." That's why you can't eat the seeds inside the boletus