1. Finely chop the onion, garlic and deseed and chop the jalapeño pepper.
2. Heat the olive oil in a saucepan on a medium heat and add the onion, garlic and jalapeno.
3. Gently cook for 5 minutes on a medium heat or until softened.
4. Add beans and chipotle and cook, stirring as it cooks for about 15 minutes until the beans have started to break down.
5. Add a splash of water if the it is catching on the bottom. Serve.