 Chestnuts can be dried and milled into flour, which can then be used to prepare breads, cakes, pies, pancakes, pastas, polenta (known in Corsica as "pulenda"), or used as thickener for stews, soups, and sauces.Chestnut cake may be prepared using chestnut flour.In Corsica, the flour is fried into doughnut-like fritters called "fritelli" and made into "necci, pattoni, castagnacci," and "cialdi".