Golden Cake
["1 c. butter", "2 c. sugar", "4 large eggs, separated", "3 c. cake flour, sifted", "1 Tbsp. baking powder", "1/2 tsp. salt", "1 c. milk", "1 1/2 tsp. vanilla"]
["Cream butter and sugar until light.", "Beat egg yolks well and add to mixture, creaming thoroughly.", "Sift together cake flour, baking powder and salt.", "Add to batter alternately with milk, scraping sides of bowl frequently.", "Add vanilla.", "Beat egg whites until stiff and fold into batter."]
["butter", "sugar", "eggs", "cake flour", "baking powder", "salt", "milk", "vanilla"]