Dried Broad Bean Purée with Green Vegetables

This is a well-known peasant dish from Puglia, in the heel of Italy. In spite of its simplicity we voted it a star turn during a gastronomic trip to the region. Dried broad beans are not as easy to find in Britain as they are in Puglia but Cypriot and Greek grocers often have them. You can use butterbeans instead but will then have to sieve the purée to remove the skins. Since it is difficult to get the long stems of dark leaf chicory with which the purée is usually served in Italy, I used