Firehouse Beans

1 lb. browned hamburger
3/4 lb. cooked bacon
1 onion browned
1 can drained kidney beans
2 cans pork and beans
1 can great northern beans
1 cup catsup
1 cup brown sugar
3 T vinegar
1 tsp salt, and pepper
*add worchestershire sauce (I add tons of it)
cook on low --or crock pot until good and hot