FOUR BEAN CROCK POT DISH

1/2 lb. bacon
1 lb. hamburger
1 lg. chopped onion
1 can pork and beans
1 can butter beans
1 can kidney beans
1 can pinto beans
1/2 c. catsup
1 c. brown sugar
1 tbsp. mustard
2 tbsp. vinegar

Brown bacon; add hamburger and onion. Brown all together. Mix rest of ingredients and add to meat mixture. Cook on low heat in crock pot until desired thickness. May also bake at 350 degrees for 45-50 minutes.