Fairy Cake
["5 eggs, separated", "7 Tbsp. cold water", "1 1/4 c. granulated sugar", "1 1/4 c. cake flour", "1/8 tsp. salt", "3/4 tsp. cream of tartar", "2 tsp. vanilla"]
["Beat 5 egg yolks 5 minutes. Add the cold water and beat 5 minutes more.", "Add the granulated sugar and beat 5 minutes more. Add the cake flour (sifted 3 times), salt and vanilla. Beat 5 egg whites until frothy. Add cream of tartar.", "Beat stiff, about 15 minutes.", "Fold into first mixture.", "Bake at 325\u00b0 to 350\u00b0 for 1 hour in tube pan.", "Cool and ice."]
["eggs", "cold water", "sugar", "cake flour", "salt", "cream of tartar", "vanilla"]