Olive oil of Fonz Food and drink · Fonz, Cinca Medio, Huesca Image of Fonz, not of the place itself. The olive groves of the slopes of the municipal district, which gave their name to the title of baron of Valdeolivos, are milled between November and January to obtain a green and slightly pungent oil that is tasted on toasted bread. Photo: Anonymous Unknown author (Public domain) What to see and do in Fonz