2 tbsp. butter
2 lb. hamburger, browned
1 (30 oz.) can kidney beans
2 (10 oz.) cans lima beans
1 (35 oz.) can pork and beans
1/2 c. water
1 c. catsup
2 pkg. dry onion soup
2 tbsp. prepared mustard
2 tsp. vinegar
2 tbsp. brown sugar

Bake at 350 degrees for 1 hour or 20 minutes on high in microwave.