Pre heat the oven to 180°C/ Fan 160°/ Gas Mark 4. Fry the Onions in the oil for 5 minutes. Add the chorizo and fry for 2 minutes. Stir in the peppers, chilli, tomatoes, a ½ pint of water and coriander.
Sit the chicken thighs in the sauce. Bring to a simmer. Then remove from the heat and bake in the oven for 40 minutes. Add the beans and stir. Then return to the oven for 20 minutes more.
Garnish with fresh coriander sprigs and serve with rice.