1. Line an 8 inch square or round cake pan with waxed paper. 2. Place egg whites, cream of tartar and salt in a mixing bowl, beat with electric mixer until foamy. 3. Beat in sugar gradually, continue beating until stiff peaks form. 4. Beat in egg yolks and vanilla. 5. Combine flour and cocoa and fold lightly into egg mixture. 6. Spread batter in prepared pan. 7. Bake in 325 degree oven 25-30 minutes or until cake springs back when lightly touched. 8. Loosen sides with a sharp knife. 9. Turn out immediately onto a paper towel lined cake rack to cool. ---------------------------------------------------------------------------
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Ingredients