Egg whites are fighting in the snow. Gradually add powdered sugar. The mixture begins to harden. 4 tbsp of it is released into the bowl. To the remaining mixture add the ground nuts. If using almonds, pre-boiling water to speak a little to take away from their bitterness. Sprinkles cinnamon and mix well. Scatter on crystal sugar surface spread the dough 1 cm thick. Cut out stars. Lining up in a buttered baking dish and allowed to dry for about an hour and a half. Then smeared with remaining mixture. The stars are baked in moderate oven.