Hot Water Sponge Cake

• Yolks 2 eggs.
• 1 cup sugar.
• ⅜ cup hot water

Beat yolks of eggs until thick and lemon-colored, add one-half the sugar gradually, and continue beating; then add water, remaining sugar, lemon extract, whites of eggs beaten until stiff, and flour mixed and sifted with baking powder and salt. Bake twenty-five minutes in a moderate oven in a buttered and floured shallow pan.