In a large skillet, cook the beef, onion, celery until the meat is no longer pink and the vegetables are tender; drain. Stir in salt and pepper.
Spoon mixture into a greased 3-quart baking dish. Spread with soup. Top with frozen potatoes. Bake at 400 degrees for 40 minutes or until bubbly. Sprinkle with cheese. Bake for 5 minutes or until cheese melts.