A burger is a sandwich that is contained in one or more cooked pots of meat, usually beef, a stacked bread or inside the forest. Patti pan grilled, barbeque, or flame may be broiled. Burgers are often served with cheese, lettuce, tomato, bacon, onion, pieces or chicks; Spices such as mustard, flour, ketchup, taste or "special dressing"; And often sesame seeds are placed on forests. A burger topped with cheese is called a cheeseburger.