1 pkg. Velveeta shells and cheese dinner
1/2 c. chopped tomatoes
1 lb. ground beef
1 (8 oz.) can tomato sauce
1/4 c. chopped onions
1/2 c. crushed potato chips

Prepare dinner as directed on the package. Add tomatoes; mix lightly. Brown meat; drain. Stir in tomato sauce and onions; spoon dinner mixture into 1 1/2 quart casserole dish, top with meat mixture. Sprinkle with chips. Bake at 350 degrees for 20 minutes or until thoroughly heated.