A burger is a popular fast food made with a grilled or fried patty, usually beef or chicken, served in a bun. It is often topped with lettuce, tomato, cheese, pickles, and sauces like ketchup or mayonnaise. Burgers come in many varieties, including vegetarian and gourmet options. They are enjoyed worldwide in restaurants, fast-food chains, and homemade meals. A well-made burger combines juicy flavors, soft buns, and fresh ingredients for a delicious experience.