The churro lechazo of the southern plateaus Food and drink · Retortillo de Soria, Tierras del Burgo, Soria The lamb of the churra breed raised on these páramos is roasted in a wood-fired oven with only water and salt, in an earthenware dish. It is protected by the protected geographical indication Lechazo de Castilla y León. Photo: Churroteo (Wikimedia Commons) (CC BY 3.0) What to see and do in Retortillo de Soria