Chocolate Cake

1 3/4 c. cake flour
3 t. baking powder
1/4 t. salt
2 oz. unsweetened chocolate
5 T. boiling water
1/2 c. butter
1 1/2 c. sugar
4 eggs, separated
1/2 c. milk
1 t. vanilla
(optional: 1 t. cinnamon, 1/4 t. cloves, 1 c. chopped nuts)
Sift flour, sift again w/dry ingredients except sugar. In a separate bowl,
melt chocolate and add boiling water. In yet another bowl, cream butter
and add sugar until light. Beat yolks in, one at a time, add to the
chocolate mixture. Add flour mix to butter mix in 3 parts, alternating
with milk, add vanilla. Whip whites until stiff, fold lightly into
batter. Bake in a 350 deg. oven, use a 9x13 pan, for about half an hour.