- 1 1/2 cups egg whites
 - 1 1/2 teaspoons cream of tartar
 - 1 teaspoon vanilla extract
 - 1/3 cup SPLENDA® No Calorie Sweetener, Granulated
 - 3/4 cup light corn syrup
 - 3/4 cup sifted cake flour
 - 1/2 cup cornstarch
 - 1/4 cup cocoa
 - 1 1/2 cups SPLENDA® No Calorie Sweetener, Granulated
 
- Preheat oven to 350 degrees F.
 - Place egg whites in a large mixing bowl; let stand at room temperature for 30 minutes. Add cream of tartar and vanilla extract. Beat at high speed with an electric mixer until soft peaks form. Gradually add 1/3 cup SPLENDA(R) Granulated Sweetener and light corn syrup, beating until stiff peaks form.
 - Sift flour, cornstarch, and cocoa 2 times into another mixing bowl. Add 1 1/2 cups SPLENDA(R) Granulated Sweetener to flour mixture, stirring until blended.
 - Sprinkle 1/4 of the flour mixture over the egg whites. Fold gently. Repeat procedure three times with the remaining flour mixture.
 - Pour batter into an ungreased 10-inch tube pan, spreading batter evenly in pan.
 - Cut through batter with a knife to remove air bubbles.
 - Bake on lowest rack in oven for 40 to 45 minutes, or until cake springs back when lightly touched.
 - Invert tube pan over a long neck bottle; cool cake in the pan for 30 to 40 minutes.
 - Loosen cake from sides of pan using a narrow metal spatula; remove cake from pan.