Cheeseburger Casserole(Yield 4 To 6 Servings)  
["1 lb. ground beef", "1 c. onion chopped", "3/4 tsp salt", "1/8 tsp black pepper", "1/4 c. ketchup", "1 pkg american cheese slices", "1 can pillsbury pizza roll", "1 c. tomato sauce"]
["Cook beef and onion until meat is lightly browned; drain.", "Add salt in ketchup and tomato sauce and heat thoroughly; turn into 8 inch square or 1 1/2 quart casserole dish.", "Cut cheese into thin strips and lay over meat.", "Top with pizza crust.", "Bake at 425\u00b0 for 20 to 25 minutes or until crust is brown."]
["ground beef", "onion", "salt", "black pepper", "ketchup", "american cheese", "pizza roll", "tomato sauce"]