Pizza Hotdish Ingredients - 8 ounces elbow macaroni - 1 pound ground beef - 1/2 cup onion, diced - 1 teaspoon garlic salt - 1 1/2 teaspoons oregano - 15 ounces tomato sauce - 1/4 cup water - 1/4 cup green olives, sliced - 1 cup mozzarella cheese - 1 cup cheddar cheese - 1 cup pepperoni, diced    Definite kid-pleaser!   Directions Preheat oven to 350 degrees. Cook pasta according to package; Drain. In a large skillet, brown ground beef with onion until no longer pink; Drain. Stir in seasonings, tomato sauce, water, olives and pasta. Place in 8x11 pan. Cover with cheese and pepperoni. Bake for 30-40 minutes or until cheese is golden brown.	1