피자 is a popular dish that originated in Italy. It typically consists of a round, flat base made from dough, topped with tomato sauce, cheese, and various toppings such as pepperoni, vegetables, and seafood. It is baked in an oven until the crust is crispy and the cheese is melted. There are many different styles of 피자, including Neapolitan, New York, and Chicago deep-dish. Each style has its own unique characteristics, such as thickness and cooking method. 피자 is enjoyed worldwide and is often served at parties, gatherings, and restaurants.