Angel Food Cake
["1 1/4 c. sifted Swans Down cake flour", "1 1/3 c. plus 1/2 c. sugar", "1 1/2 c. (about 12) egg whites (at room temperature)", "1 1/4 tsp. cream of tartar", "1/4 tsp. salt", "1 tsp. vanilla"]
["Measure sifted flour.", "Add 1/2 cup sugar and sift 4 times. Combine egg whites, cream of tartar, salt and vanilla in a large bowl.", "Beat at high speed of electric mixer until soft peaks form."]
["flour", "sugar", "egg whites", "cream of tartar", "salt", "vanilla"]