Castagnaccio – Traditional Italian Chestnut Flour Cake

Autumn means chestnuts, and in Italy there is a very particular and interesting traditional cake made with chestnut flour: the Castagnaccio. More precisely is a cake typical of the regions Tuscany, Liguria, Emilia-Romagna, Piedmont and Lazio, but it’s also made on Corsica island. We call it cake but it’s not really matching the common idea…