Bean Casserole

Ingredients:
- 2 cans medium-size pork and beans (do not drain)
- 1 can kidney beans, drained
- 1 lb. hamburger
- 1/2 onion, chopped
- 1 c. ketchup
- 2 Tbsp. mustard

Directions:
- Brown hamburger and onion; drain.
- Mix beans and hamburger. Then add 1 cup ketchup and 2 tablespoons mustard.
- Bake 45 minutes at 375°.