Chocolate Angel Cake - cooking recipe

Ingredients

3/4 c. plain flour
1/4 c. cocoa
1 1/2 c. egg whites
1 1/4 c. sugar
1/4 tsp. salt
1 tsp. cream of tartar
1 tsp. vanilla

Preparation

Sift flour and measure; add cocoa and sift twice.
Beat egg whites and salt until foamy; add cream of tartar and continue beating until stiff and peaks form; add flavoring while beating. Fold in sugar a little at a time.
Fold in flour and cocoa mixture in the same way.
Pour batter into an ungreased tube pan.
Drop pan 3 to 4 times from a height of 6 inches to remove air pockets. Bake 40 minutes at 350\u00b0.
Remove from oven and invert pan onto a plate.
Remove cake when cold.