The Viladrau chestnut Food and drink · Viladrau, Osona, Girona Image of Viladrau, not of the place itself. The chestnut gathered in the chestnut groves of the Montseny, at around 900 m, is the product most identified with the municipality: dark and glossy in colour, sweet and easy to cook. From it are obtained flour, flakes, bread and ice cream, besides the roasted chestnuts of the season. Photo: friviere (CC BY-SA 3.0) What to see and do in Viladrau