Two-egg Sponge Cake

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Elmquist Estate in Heath, Texas in 1981.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 2 eggs
 * 1 cup granulated sugar
 * 1 cup flour
 * ¼ teaspoon salt
 * 1 level teaspoon baking powder
 * ⅜ cup boiling water
 * 1 teaspoon lemon extract

Directions

 * 1) Beat yolks until thickened then add sugar gradually.
 * 2) Add hot water then sift in salt, baking powder and flour.
 * 3) Fold in stiffly beaten whites and lemon extract.
 * 4) Bake at 350°F in ungreased tin for 35 minutes.
 * 5) Turn upside down until cool.