Mix flour and sugar. Cut in shortening. Add: cocoa, water and yogurt. Beat 5 minutes at medium speed on mixer.
CHILL 1 HOUR MINIMUM. THIS IS VERY IMPORTANT.
Beat 1 minute. Add 2 egg whites and beat 1 minute. Add 2 egg whites and beat 1 minute. Add 2 egg whites and beat 1 minute. Add vanilla and beat 2 minutes. Add baking powder and beat 2 minutes.
Pour into greased pan that has been dusted with cocoa, tube, bundt, loaf, etc.
Bake 1 hour 45 minutes approximately in preheated 300 degree oven.
Calories 143.8 Total Fat .7 Cholesterol 0.0 %ccf 4.3