Its slightly lemon-flavored leaves are traditionally served with fish and veal; it is also used in a puréed soup that is a classic in a number of European countries.
Belgian endive
Its crunchy, slightly bitter leaves are much in demand for salads (used raw) or for such classic recipes as endive and ham au gratin.
garden cress
Picked while very young and sold in bunches; its tiny leaves add a hint of spice especially to salads, sandwiches and sauces.