Chocolate Cake - cooking recipe

Ingredients

1 c. plus 1 Tbsp. sifted cake flour or all-purpose flour, divided
3/4 c. sugar
1/3 c. low-fat cocoa powder
1 tsp. baking powder
1/2 tsp. baking soda
1 Tbsp. orange zest
1/2 c. water
1/4 c. vegetable oil
2 tsp. vanilla extract
5 egg whites
1/4 tsp. cream of tartar
fresh raspberries
Raspberry Sauce (recipe follows)

Preparation

Spray a 15 x 10-inch jelly roll pan with nonstick vegetable spray and dust with flour.
Set aside.
In a large mixing bowl, blend 3/4 cup flour, 1/4 cup of the sugar, cocoa, baking powder, baking soda and orange zest.
Set aside.