A taco is a traditional Mexican dish consisting of a folded or rolled tortilla filled with various ingredients. The tortilla can be made from corn or flour and is typically soft or crispy. Common fillings include meat, beans, cheese, lettuce, tomatoes, and salsa. Tacos are often garnished with toppings like guacamole or sour cream. Tacos are versatile and can be customized to suit different tastes and dietary preferences. They are popular in many countries and can be found in various styles, such as street tacos or gourmet tacos. Tacos are often served with sides like rice or chips and salsa.