RecipesCakePotato Flour Sponge Cake+ Add to menuPrint recipeCakePotato Flour Sponge CakeCook30 minutesServings8Ingredients4 eggs yolks3/4 cup sugar4 egg whites3/4 cup potato flour1 teaspoon baking powder1/4 teaspoon salt1/2 tablespoon lemon juiceInstructions1Beat yolks of eggs until thick and lemon-colored and add sugar gradually, while beating constantly. Then add whites of eggs beaten until stiff. Mix and sift dry ingredients and cut and fold into mixture. Add lemon juice, turn into a greased and floured cake-pan, and bake in a moderate oven for 30 minutes at 325 degrees.