Fry up the bacon and crumble in pieces. Cut up the green pepper and onion and cook in the bacon grease until soft. Combine all ingredients together. Let simmer in pan on low for at least an hour.
Preheat oven to 350 degrees. Fry up the bacon and crumble in pieces. Remove the bacon with a slotted spoon and discard some grease. Add the green pepper and onion and fry until tender.
Combine bacon, green pepper, and onion, pork and beans, ketchup, brown sugar, and Worcestershire sauce in a 9x13 inch pan. Bake covered for 1 hour. You can also simmer in a large pot on the stove for 1 hour.