Roger VergT's first memories were of the tiny spring vegetables grown by his father. Former proprietor of the world famous Moulin de Mougins in the south of France near Cannes, a restaurant with two stars in the Michelin guide, he was not content to leave vegetables where they are so often consigned by classical French cuisine--as a garnish to accompany meats or fish--but explored all their culinary possibilities. The result is "Roger VergT's Vegetables...