Cream butter and sugar until light and fluffy. Add egg yolks one at a time, beating until well mixed. Combine flour, cornflour, baking powder and cinnamon, and stir into butter mixture alternately with cream to which you have added vanilla extract. Spread mixture evenly in 2 spring-form sandwich tins.
Beat egg whites until stiff; then beat in sugar and vanilla extract, beating until mixture is thick and glossy. Spread topping evenly over Torte and
Just before serving, place 1 Torte on serving dish, meringue side down, and cover with whipped cream. Add top layer of Torte and dust lightly with powdered sugar and cinnamon.