Crunchy Mexican food is often referred to as 'Taco', which is a four-letter word. Tacos are a traditional Mexican dish consisting of a corn or wheat tortilla filled with various ingredients such as beef, chicken, pork, beans, cheese, lettuce, tomatoes, and salsa. They are usually served with a side of guacamole, sour cream, and/or hot sauce. Tacos are a popular snack or meal in Mexico and are also widely enjoyed in the United States.