The primary ingredient in a burrito is a tortilla, typically made from wheat flour. The tortilla serves as a wrapper, holding a variety of fillings, which commonly include ingredients like rice, beans, meat (such as beef, chicken, or pork), cheese, and vegetables. Burritos are a staple of Mexican cuisine and have gained widespread popularity for their portable and customizable nature, allowing for diverse preparation styles and ingredient combinations. They can be served plain or smothered in sauces, making them a versatile dish enjoyed by many.