Morcilla de Burgos in the Tozo pig slaughters Food and drink · Basconcillos del Tozo, Páramos, Burgos The rice black pudding covered by the Morcilla de Burgos geographical indication is made at the pig-killing in these villages with horcal onion, lard and spices, and it is the basis of their winter stews. Photo: Tamorlan (CC BY 3.0) What to see and do in Basconcillos del Tozo