A taco is a popular Mexican dish made of a folded or rolled tortilla filled with various ingredients. The tortilla can be made from corn or flour, and it is often soft or crispy. Common fillings include seasoned meat, beans, cheese, lettuce, and salsa. Tacos are versatile and can be customized to suit different tastes, making them a favorite for many. Tacos are often served with toppings like guacamole, sour cream, and cilantro to enhance their flavor. They can be enjoyed as a quick snack or a full meal, and are commonly found at food trucks, restaurants, and festivals around the world.