Almond Layered Cake

Description
In Romanian: Tort de migdale

Ingredients

 * 8 eggs
 * 14 oz / 400 g confectioner's sugar
 * 7 oz / 200 g blanched and ground (not too fine) almonds
 * 2 tablespoons potato flour
 * butter
 * filling and icing

Directions

 * 1) Cream the sugar with the yolks until foamy.
 * 2) Add the almonds and potato flour and mix well.
 * 3) Add the whipped egg whites, mix gently and then pour the mixture into the pan which was covered with buttered parchment paper.
 * 4) Bake at medium heat.
 * 5) When it is completely cold, halve crosswise with a very sharp long knife.
 * 6) Fill with a Butter Cream and glaze with a Chocolate Icing.