Dinner doesn't get easier than this one pot pizza pasta casserole. It's full of sausage, pepperoni, and gooey mozzarella cheese. It's one of our new family favorites. One Pot Pizza Casserole Author: Katie Clark Ingredients 1/2 pound Italian sausage 1 15 ounce can tomato sauce 1/2 of a 12 ounce box of penne pasta (gluten