Zesty Italian Crescent Casserole
["1 lb. lean ground beef", "1/4 chopped onion, optional", "1 C prepared spaghetti sauce", "1 1/2 C shredded mozzarella or Monterey Jack cheese", "1/2 C sour cream", "1 8 oz can crescent dinner rolls", "1/3 C grated parmesan cheese", "2 Tbsp. margarine or butter melted"]
["Heat oven to 375 degrees. In large skillet, brown beef and onion until beef is thoroughly cooked. Drain. Stir in spaghetti sauce, heating thoroughly. In medium bowl, mix mozzarella cheese and sour cream. Pour hot meat mixture into ungreased 12 x 8 baking dish. Spoon cheese mixture over meat. Unroll dough over cheese mixture. In another small bowl, combine butter and parmesan cheese. Spread evenly over dough. Bake at 375 degrees for 18-25 minutes or until golden brown. Serve with green salad and garlic bread."]
["lean ground beef", "onion", "sauce", "mozzarella", "sour cream", "crescent dinner rolls", "parmesan cheese", "margarine"]