Ingredients

  • 3 egg yolks
  • 1 cup sugar, divided
  • 2 teaspoons hot water
  • 1/2 cup orange juice, room temp
  • 1 1/4 teaspoons vanilla extract
  • 3/4 teaspoon grated orange peel
  • 1/4 teaspoon grated lemon peel
  • 1 1/2 cups cake flour
  • 1 1/4 teaspoons baking powder
  • 1/4 teaspoon salt
  • 6 egg whites

Method

  • Preheat oven to 350 degrees.
  • Beat egg yolks until slightly thickened.
  • Gradually add 3/4 cup of sugar and hot water to yolks, beating until thick and lemon colored.
  • Blend in orange juice, vanilla, orange and lemon peels.
  • Sift together cake flour, baking powder and salt.
  • Add to wet ingredients.
  • In a separate bowl, beat egg whites until soft peaks form.
  • Add remaining 1/4 cup sugar, a tablespoon at a time until stiff peaks form.
  • Fold 1/4 of the egg white mixture into batter until incorporated. Fold in remaining egg whites.
  • Spoon into an ungreased 10 inch tube pan.
  • Bake at 350 degrees for 20-25 minutes, or until cake springs bake when pressed lightly.
  • Immediately invert pan and cool.