3 1/3 cups all purpose flour
1/2 c unsweetened cocoa powder,sifted
1 1/2 tsp salt
1 1/2 c granulated sugar
1 1/2 tsp baking soda
2 egg whites
1 tbsp vanilla
1 tbsp white vinegar
2 tbsp confectioners' sugar
1/2 c nonfat plain yogurt

Calories:  124
Fiber Grams:  1
WW Points:  2

Preheat oven to 350 degrees 

Cooking Time:  approx. 40 minutes

1.Preheat oven to 350 degrees F. Spray a 13x9" pan with non-stick cooking spray.
2.In a medium bowl, combine the flour, cocoa, baking soda, and salt.
3.In a large bowl, with an electric mixer,at medium speed, beat the granulated sugar, yogurt, egg whites, vanilla and vinegar till fluffy, about 2 minutes. With the mixer at low speed,gradually add the flour mixture; stir until just combined (do not overmix). Add 2 C water and stir until smooth.
4:Pour the batter into the pan. Bake until a toothpick inserted in the center comes out clean, about 40 minutes. Cool completely in the pan on a rack. Dust w/ the confectioners' sugar.
Makes 24 servings