Fat-Free Chocolate Cake - cooking recipe

Ingredients

1 c. flour
1/3 c. plus 1 Tbsp. unsweetened cocoa powder
1 tsp. instant Espresso powder
1 tsp. baking powder
1 tsp. baking soda
6 large egg whites
1 tsp. vanilla
1 1/3 c. firmly packed golden brown sugar
1 c. coffee flavored nonfat yogurt

Preparation

Preheat oven to 350\u00b0.
Line bottom of a 9-inch cake pan with waxed
paper.
Spray pan and paper with vegetable oil spray.
Dust pan with flour.