Sponge Cake Layers
["1 c. milk", "2 c. sifted all-purpose flour", "2 tsp. baking powder", "1/2 tsp. salt", "6 eggs", "2 c. sugar", "2 tsp. vanilla extract"]
["Heat milk in small saucepan until bubbles form around edge of pan.", "Remove from heat.", "Preheat oven to 350\u00b0.", "Sift flour with baking powder and salt; set aside.", "In large bowl of electric mixer at high speed, beat eggs until thick and lemon colored.", "Gradually add the sugar, beating until the mixture is smooth and well blended, about 5 minutes.", "At low speed, beat in flour mixture just until smooth.", "Add warm milk and vanilla, beating just until combined.", "Turn batter into an ungreased 9-inch round layer cake pan, an ungreased 8-inch round layer cake pan and an ungreased 8 x 8 x 2-inch baking pan (pour slightly less batter into square pan). Bake for 25 to 30 minutes or until done."]
["milk", "flour", "baking powder", "salt", "eggs", "sugar", "vanilla extract"]