Big Mac
Main Ingredient: Minced Beef, Olive Oil, Sesame Seed Burger Buns, Onion, Iceberg Lettuce
A bun is a small, sometimes sweet, bread-based item or roll. Though they come in many shapes and sizes, they are most commonly hand-sized or smaller, with a round top and flat bottom. Buns are usually made from flour, sugar, milk, yeast and butter.