Hamburger Hamburger A hamburger, beefburger or burger is a sandwich consisting of one or more cooked patties of ground meat, usually beef, placed inside a sliced bread roll or bun. The patty may be pan fried, grilled, or flame broiled. Hamburgers are often served with cheese, lettuce, tomato, bacon, onion, pickles, or chiles; condiments such as mustard, mayonnaise, ketchup, relish, or "special sauce"; and are frequently placed on sesame seed buns. A hamburger topped with cheese is called a cheeseburger. The term "burger" can also be applied to the meat patty on its own, especially in the UK where the term
Hamburger such as lamb and pork may also be used. The meat is ground or chopped. In Australia, a steak burger is a steak sandwich which contains a whole steak, not ground meat. Steak burgers may be cooked to various degrees of doneness. Steak burgers may be served with standard hamburger toppings such as lettuce, onion, and tomato. Some may have additional various toppings such as cheese, bacon, fried egg, mushrooms, additional meats, and others. Various fast food outlets and restaurants such as Burger King, Carl's Jr., Hardee's, IHOP, Steak 'n Shake, Mr. Steak, and Freddy's market steak burgers. Some restaurants