1/2 pound (225 g) bacon
1 onion, diced
2 cloves garlic
2 tsp chilli powder
1 tsp ground cumin seeds
2 tsp chopped canned chipotle peppers in adobo sauce
1/2 cup brown sugar
2 tbsp fancy molasses
1 can beer
1 can (398 ml) each of black, red and white beans, drained