Ingredients

  • 2 cups cake flour*
  • 2 cups sugar
  • 1 cup boiling water
  • 1 tablespoon baking powder
  • 1 1/2 teaspoons almond extract
  • 1 teaspoon vanilla
  • 6 Land O Lakes All-Natural Egg whites, room temperature
  • 1 teaspoon cream of tartar
  • 1/2 teaspoon salt
  • 1 cup sour cream
  • 6 Land O Lakes All-Natural Egg yolks
  • 1 cup sugar
  • Pinch salt
  • 1 teaspoon freshly grated lemon zest
  • 1 teaspoon vanilla
  • Toasted coconut or finely chopped nuts, if desired

Method

  • Combine cake flour and sugar in large bowl.
  • Add boiling water; mix well.
  • Cover; let stand at room temperature or refrigerate 8 hours or overnight.
  • Heat oven to 350 degrees F. Add baking powder, almond extract and vanilla to flour mixture; mix well.
  • Set aside.
  • Combine egg whites, cream of tartar and salt in large bowl.
  • Beat at medium speed until glossy and stiff peaks form.
  • Gently stir egg whites into flour mixture.
  • Spoon batter into ungreased 13x9-inch baking pan.
  • Bake 30-35 minutes or until toothpick inserted in center comes out clean.
  • Invert baking pan on cooling rack.
  • Cool completely before removing from pan.
  • Loosen sides of cake from rim of pan by running knife around inside of pan.
  • Place cake on serving platter.
  • Meanwhile, combine all topping ingredients except coconut in 2-quart heavy saucepan.
  • Cook over low heat, stirring constantly, 15-20 minutes or until thickened and mixture reaches 160 degrees F. Cool 30 minutes.