Cocoa Chiffon Cake - cooking recipe

Ingredients

1 c. egg whites (approximately 7 to 8)
7 egg yolks
1/2 c. cocoa
3/4 c. boiling water
1 3/4 c. sifted cake flour
1 c. sugar
1 Tbsp. baking powder
3/4 tsp. salt
1/2 c. oil
2 tsp. vanilla
1/2 tsp. cream of tartar
3/4 c. sugar

Preparation

Set out 10-inch tube pan; measure and pour into large bowl egg whites.
Allow to stand at room temperature about 1 hour.
Set aside egg yolks in small bowl.
Mix cocoa and boiling water and set aside to cool.