Angel Food Cake
["1 c. sifted flour", "1 1/2 c. sugar", "1 1/2 c. egg whites (12)", "1 1/2 tsp. cream of tartar", "1/4 tsp. salt", "1 1/2 tsp. vanilla"]
["Sift flour with 3/4 cup sugar four times.", "Beat egg whites, cream of tartar, salt and vanilla until soft peaks form, but still moist.", "Add remaining 3/4 cup sugar to egg whites, 2 tablespoons at a time, beating after each.", "Sift 1/4 of flour over egg whites and fold in."]
["flour", "sugar", "egg whites", "cream of tartar", "salt", "vanilla"]