Lamb freginat Food and drink · Vilaller, Alta Ribagorça, Lleida Traditional Pyrenean dish made with lamb's blood and liver sautéed and accompanied by a sweet-and-sour sauce with honey. It is prepared at pig-slaughter time and is one of the preparations that best preserves the valley's repertoire of using everything up. Photo: Singlar11 (CC BY-SA 4.0) What to see and do in Vilaller