Mushroom soup is delicious. According to the information about fingernail shells, it is known that hot pot with fingernail shells is delicious when cooked with mushroom soup. Because fingernail shells are seafood, cooking hot pot with mushroom soup can retain the original flavor of the seafood, which is very delicious. Nail shell, that is, the razor clam, commonly known as razor clam, also known as green seed, constricted intestine, beauty razor clam, also known as dragonfly in the north, because it looks like human fingernails, so it is also called razor clam. The shell is brittle and thin, in the shape of a long flat square. There is a diagonal groove from the top and ventral edge of the shell, hence its name. The razor clam is widely distributed along the coast of the Western Pacific and is one of the four major cultured shellfish in China.