Three Bean Salad - cooking recipe

Ingredients

2 (1 lb.) cans pork and beans
1 can kidney beans
1 can butter beans
1 lb. hamburger
1 onion
1 lb. bacon
1 c. ketchup
3/4 c. brown sugar
1 Tbsp. mustard
2 tsp. vinegar

Preparation

Brown hamburger, onion and bacon.
(Do not drain beans.)
Add the rest of the ingredients and bake at 350\u00b0 until totally cooked through, about 1 hour.