Bánh canh chả cá is a clear broth soup with slices of fishcake and tapioca noodles. The peppery fishcake is light, but the large glutinous noodles fill you up. Common fish used to make the fishcake include: catfish, tilapia, cod, barracuda, snakehead, and lizard fish. The fish cakes are either fried or steamed. You may find restaurants advertising banh canh cha ca Nha Trang. This simply means the fish used to make the cha ca is from Nha Trang, a popular seaside city in Vietnam that's famous for it's seafood.