Bull's tongue refers to the tongue of a cow, which is mainly involved in feeding, sucking, assisting in chewing and drinking and swallowing food, and has the function of sensing taste.

Bull's tongue is edible. In Guangdong and Macau, it is often called "cow_". Some markets sell tongue immediately edible, but raw, smoked or coarsely salted tongue is often bought, cooked, whether hot or cold, with or without seasoning is good. Salt-cured tongue is usually cooked and sliced with squeezed juice and is usually served cold, while raw tongue can be boiled with wine or boiled in water and served with a variety of garnishes. Beef tongue and veal tongue are the most common.

Only one cow's tongue is served per head, and the amount of meat can be precious. The texture is not the same as beef, but long-term chewing of young grass formed a different tender texture of ox tongue, soft with tough, tough with smooth. There is a layer of old skin on the outside of the ox tongue. Remove the old skin, you can sauce, burn, brine.