Chestnut Layered Cake

Description
In Romanian: Tort de castane

Ingredients

 * 12 eggs
 * 9 oz / 280 g confectioner's sugar
 * 3 heaping tablespoons fine bread crumbs
 * 1 teaspoon ground cinnamon
 * 9 oz / 280 g boiled and crushed chestnuts (purée)
 * butter
 * filling and icing

Directions

 * 1) Beat the sugar with 12 yolks, add the bread crumbs and cinnamon and mix gently.
 * 2) Add the chestnut purée and 6 whipped egg whites at the end.
 * 3) Pour the mixture in the buttered cake pan and bake at slow heat for 45 minutes.
 * 4) Fill and glaze as desired.