1 1/2 pound hamburger
1 onion
2 small cans tomato sauce
1 pkg. dry spaghetti mix
12 oz. container sour cream
8 oz mozzarella cheese
1 pkg. crescent rolls (tube)
2 tbsp melted butter

First brown hamburger and onion. Then add the 2 cans of tomato sauce and the dry spaghetti sauce mix. Pour meat mixture in a 9 x 13 inch pan. Combine sour cream and mozzarella cheese. Spoon cheese mixture over meat. Spread crescent rolls over cheese mixture. Top with 2 Tbsp melted butter and parmesan cheese.

Bake at 375°F for about 25 minutes.