Castagnaccio Is Tuscany’s Chestnut Flour Cake With No Sugar and a Thousand Years of Opinions
Cut a slice of castagnaccio and you get something that looks nothing like the cakes most people know: a flat, dense, dark slab of a thing, barely an inch or two tall, its top a cracked and crackled crust studded with pine nuts and needles of rosemary. Taste it and the surprise deepens, because there …











