Chorizo of Villarcayo Food and drink · Villarcayo de Merindad de Castilla la Vieja, Las Merindades, Burgos Image of Villarcayo de Merindad de Castilla la Vieja, not of the place itself. The villa has a pork-butchery fame of its own within a province dominated by black pudding: its chorizo, alongside the fresh cheese and the honey of the hills of the Nela, heads the larder of the comarca. Photo: Cronoser (CC BY-SA 4.0) What to see and do in Villarcayo de Merindad de Castilla la Vieja