2 cups sifted cake flour
1/2 teaspoon salt
1 cup White Sugar
2 egg whites
1/2 teaspoon pumpkin pie spice
1/2 teaspoon vanilla extract
In a large bowl, sift together the flour, salt, and sugar. Set aside.
In a large glass or metal mixing bowl, beat egg whites until thick. Gradually add pumpkin pie spice, vanilla and tablespoon of the flour mixture at a time, beating well after each addition. Fold dough into the batter, and pour into prepared pan.
Cool 10 minutes in pan before frosting.