1 lb. ground beef, browned with onion
1 (15 1/2 oz.) can drained butter beans
2 (28 1/2 oz.) cans pork and beans
1 can drained kidney beans
1/2 c. brown sugar (to taste)
1 tbsp. vinegar
1 tbsp. wet mustard

Bake in crock pot 3 hours or oven 1 hour at 350 degrees.