This list of pizzerias includes notable pizzerias and pizza chains. pizza is a dish of italian origin and cuisine, made with an oven-baked, flat, generally round bread that is often covered with tomatoes or a tomato-based sauce and mozzarella cheese. other toppings are added according to region, culture, or personal preference. a shop or restaurant where pizzas are made and sold is called a “pizzeria”. the phrases “pizza parlor,” "pizza place" and "pizza shop" are used in the united states.