Demon Cake
["2 sq. baking chocolate", "3 1/4 c. granulated sugar", "3 c. sifted cake flour", "1/2 tsp. baking powder", "2 egg whites", "1 1/2 tsp. vanilla", "1 pinch cream of tartar", "1 c. butter", "1 1/2 c. buttermilk", "1 tsp. baking soda", "1/2 tsp. salt", "5 eggs, separated", "1 c. water"]
["Melt the chocolate over simmering water.", "Cream together the butter and 2", "1/4 cups sugar.", "Add the melted chocolate to this mixture.", "Sift the flour, salt, baking soda and baking powder together and add alternately with buttermilk.", "Add well beaten egg yolks and stiffly beaten", "egg", "whites", "to", "mixture. Add 1 teaspoon of vanilla.", "Pour the", "batter", "into three well-greased and floured 9-inch cake pans.", "Bake at\t350\u00b0 for 30 to 35 minutes."]
["baking chocolate", "sugar", "cake flour", "baking powder", "egg whites", "vanilla", "cream of tartar", "butter", "buttermilk", "baking soda", "salt", "eggs", "water"]