The torrezno of the upper Jalón Food and drink · Medinaceli, Tierra de Medinaceli, Soria The marinated pork belly, air-cured in the dry air of these heights, is fried until the rind puffs up; the torrezno of Soria has a provincial guarantee mark and is the obligatory mouthful at any table in the comarca. Photo: Tamorlan (CC BY 3.0) What to see and do in Medinaceli