Preparation:
Soak, drain and rinse the beans, then cook them in fresh water until they are almost tender, and drain them again.
Set the oven to 275 F (140 C), mark 1. Peel and slice the onion. Heat the oil in a flameproof casserole and fry the onion for about 5 minutes, then add the rest of the ingredients and bring the mixture up to the boil. Cover the casserole and put it into the oven; cook for about 4 hours, stirring occasionally. |
