2 cans pork & beans
1 can red kidney beans
2 tbsp. mustard
2 tsp. vinegar
1/2 c. ketchup
1/2 c. brown sugar
1 onion, chopped
1 lb. ground beef

Cook onion and ground beef in skillet with 1 tablespoon butter until done. Mix with other ingredients and bake for 30 minutes in a 350 degree oven.