
1 pound thick-sliced Applewood-smoked bacon, cut into 2-inch pieces
1 pound 80% lean ground beef
1 large sweet onion, finely chopped
1 (28-ounce) can pork & beans in tomato sauce
2 (16-ounce) cans butter beans, drained and rinsed
2 (15.5-ounce) cans dark red kidney beans, drained and rinsed
½ cup packed dark brown sugar
½ cup ketchup
1 tablespoon stone-ground mustard
1 tablespoon Worcestershire sauce
3 fresh bay leaves
1 teaspoon kosher salt
1 teaspoon ground black pepper