This soup is of Georgian origin, where pairing red beans and walnuts appears to be some sort of national pastime. It's a rustic soup, lusciously creamy and actually good for you, too. (Unless you overload on the olive oil, that is. Since we don't specify quantities on that, it's entirely your call.) Red Bean and Walnut Soup (adapted from Please to the Table by Anya von Bremzen and John Welchman) 1 lb. dried red beans......