Break eggs into bowl, beat with a beater until very light and lemon color. Add sugar gradually and beat well.  Heat milk with butter to almost scalding. Add flour and baking powder to the sugar mixture; blend well, add hot milk and flavoring. Bake at 375ºF. using either a 9-inch square pan or a tube pan. When cake springs up at the touch, remove from oven and turn upside down on funnel to cool. DO NOT GREASE PAN! Can double recipe for larger group. Good with berries or sauce.