A burger is a sandwich consisting of a cooked patty of ground meat usually placed inside a sliced bread roll. Burgers are often served with lettuce, bacon, tomato, onion, pickles, cheese and condiments such as mustard, mayonnaise, ketchup and relish. Burgers are often served as a fast dinner, picnic or party food, and are usually cooked outdoors on barbecue grills. Learn how to make burger by following this easy recipe. Enjoy! Follow the instructions to play the game.