Egg-Yolk Sponge Cake

Description This is a moist and tender cake with plenty of orange flavor. Ingredients 1 ⅔ cups all-purpose flour 1 ½ teaspoons baking powder ½ teaspoon salt ¾ cup egg yolks 1 egg 1 ½ cups white sugar 1 tablespoon orange zest 1 tablespoon orange juice, strained ½ teaspoon lemon extract ¾ cup boiling water Instructions Preheat oven … Read more