Sift the flour and baking-powder together; beat the yolks and sugar together; add the flour and lastly the whipped whites of the eggs. Bake this cake mixture in two layers, and place between them when cold, and just before serving, a thick layer of whipped cream. Have the top piece covered with a boiled icing, or use between the cakes a cream filling made as follows:
Scald the milk; turn it onto the beaten egg; return it to the fire; add the flour moistened with a little milk, and the sugar, and stir until thickened. Let it cool before adding it to the cake. Serve with whipped cream if desired.