Mazurka with Almonds

Description
In Romanian: Mazurca cu migdale

Ingredients

 * 14 oz / 400 g butter
 * 7 oz / 200 g confectioner's sugar
 * 6 eggs
 * ½ cup ground almonds
 * 7 oz / 200 g flour
 * 1 teaspoon vanilla
 * butter to grease the pan

Directions

 * 1) cream the butter with sugar and add the yolks one by one.
 * 2) Mix very well.
 * 3) To the resulting cream, add almonds and vanilla, mix well, then add flour and at the end the whipped egg whites.
 * 4) Bake in a greased and papered pan, at medium heat.
 * 5) When done, cut in the shapes desired.