AdvertisementDeep Dish Or Thin Crust? Even Chicagoans Can't Agree04:04Download AudioResumeDecember 20, 2013Derek JohnfacebookEmailA server dishes up a slice of deep-dish pizza at Lou Malnati's Pizzeria in Chicago. The 1-1/2-inch thick legendary pie, loaded with sausage, mushrooms, pepperoni and onions, was invented in Chicago. (AP)