Homemade Angel Food Cake

Homemade Angel Food Cake

18 egg whites
2 teaspoons cream of tartar
1 pinch salt
1 1/2 cups white sugar
1 cup cake flour
1/2 cup confectioners' sugar
1 teaspoon vanilla extract

Preheat oven to 350 degrees F (175 degrees C). Sift cake flour and
confectioners sugar together 5 times and set aside.
In a large clean bowl, whip egg whites with a pinch of salt until foamy.
Add cream of tartar and continue beating until soft peaks form. Gradually
add sugar while beating, and continue to beat until very stiff. Add vanilla.
Quickly fold in flour mixture. Pour into a 10 inch tube pan.
Bake at 350 degrees F (175 degrees C) for 45 minutes.