Heat the oil in a saucepan over high heat. When the oil is hot, add the onions and jalapeŇos and sautČ for 1 minute. Add the bay leaves, beans, and cilantro and cook for 1 minute.
Stir in the stock and bring to a boil. Reduce the heat and simmer until the beans are tender, for about 2 hours. Stir in the salt and pepper and simmer for 5 minutes. Serve immediately or store, refrigerated, in an airtight container for 2 days. Reheat in a saucepan over a low flame.
Yield: about 1 1/2 cups