Softened butter stir well. Little by little added sugar mixed with vanilla and mix everything fluffy cream. Then one by one, add eggs, each stir in half a minute. Flour sifted with baking powder and cinnamon add spoon by spoon to oil mixture. And finally add the rum. Well mixed dough is poured into greased with butter and sprinkled with ground almonds baking dish with a diameter of 26 cm. Apples are peeled, cleaned of seeds cut into thin slices and arrange on dough. Egg whites are broken down with the salt. Gradually add the sifted powdered sugar and stir until thickened and glossy gain. Ground almonds and cinnamon almond liqueur carefully added to the beaten whites and mix well. almond dough spread on apples and smoothed. Cake bake about 45 minutes in preheated oven at 180 C. In the middle of baking dough is well covered with aluminum foil does not burn. The finished cake is removed from the mold, put it on a wire rack and allow to cool. Cream mix with powdered sugar thick foam. Cake smeared it everywhere and smoothed. Remains in the refrigerator just before you lay sprinkled with cinnamon to taste.