"Pizza dough,tomato sauce, usuallyProvel cheese" . . . "St. Louis-style pizza"@en . . . . "St. Louis-style pizza is a distinct style of pizza popular in the Midwestern American city of St. Louis, and surrounding areas. The definitive characteristics of St. Louis-style pizza are a very thin crust made without yeast, the common (but not mandatory) use of Provel processed cheese, and pizzas cut into squares or rectangles instead of wedges."@en . . .