Angel Food Cake Recipe: 1 cup (120 grams) cake flour 1 1/2 cups (300 grams) superfine white sugar, divided 1/2 teaspoon (2 grams) salt 1 1/2 cups (360 ml/grams) egg whites, at room temperature (about 12 large egg whites) 1 1/2 teaspoons (6 grams) cream of tartar 2 teaspoons (8 grams) pure vanilla extract 1/2 teaspoon (2 grams) pure almond extract