torta di nocciole, hazelnut cake of piedmont italy

torta di nocciole hazelnut cake piedmont italy italian nut hazel nocciola piemonte igp tonda gentile langa langhe bakery pie closeup brown traditional alba cortemilia sweet background food autumn tasty eat tart dessert pastry raw cane sugar homemade light fresh bake healthy whisk eggs egg flour bowl cloth yellow tray baking pan oven ingredients typical variety