This incredibly simple soup is a great pleasure on a cold night in the fall. The pistou is nutless and cheeseless. It can be replaced with one recipe of Pesto, or store-bought (when in a hurry and using canned beans).
1pound (450g) black beans, soaked according to any of the methods and drained, or 6cups
If using dried beans, in a medium saucepan, combine the beans with water to cover by 2inches (5cm). Bring to a boil. Lower the heat and simmer, partially covered, for 1 hour, or until the beans are very