Chicken Wings with Bacon Barbecue Sauce

Makes 12 wings and plenty of leftover sauce

1 cup roughly chopped applewood-smoked bacon

12 large chicken wings

2 tablespoons extra-virgin olive oil

1/4 cup diced yellow onion

1/4 cup dark brown sugar

1 cup New Albanian Bob’s Old 15-B Porter, or similar robust porter

1 tablespoon unsalted butter

2 cups veal or beef broth

1/2 cup Worcestershire sauce

1 tablespoon puréed chipotle in adobo

1 teaspoon dried oreg…