ONE EGG CAKE.
Cream one half cupful of butter in a warm bowl adding slowly one cupful of sugar, whip the yolk of one egg and add to butter and sugar. Have ready two cupfuls of flour into which has been sifted two teaspoonfuls of baking powder; put flour and baking powder through sifter three times. Add flour and one cupful of milk slowly and alternately to butter mixture, adding last of all the whites of egg beaten stiff and one teaspoonful of flavoring. Bake in loaf in moderate oven for thirty minutes.