1 lb. hamburger
1/2 c. onion
6 tbsp. catsup
1 tbsp. mustard
1 c. sour cream
1 tsp. salt
1/2 tsp. pepper

Brown hamburger and onion until onion is sauteed. Add catsup, mustard, salt, pepper. Stir until mixed well. Add sour cream and stir again. Cook on medium heat for 10 minutes. Serves 4.