For "casa" in Ossola Valley it means the cheese factory in the valley, opposite the high mountain pastures. Guffanti takes special care of the selection of manufacturers with high quality standards: they are often of the same mountain dwellers in the months of the year in which they remain in the valley are dedicated to tome "at home" with the same skill demonstrated in pasture, even if the matter before (ie milk) is different, devoid of flavors transmitted from the high mountain flora. Important to the production of Antigorio Valley, one of the valleys of Ossola, where he was picked up in the traditional processing raw milk.