Lemon Buttermilk Cake With Fluffy Lemon Frosting And Coconut

Ingredients

• 6 egg whites, room temperature
• 1 teaspoon cream of tartar
• 1 cup unsalted butter, room temperature
• 2 cups Crystal Sugar Extra Fine Granulated Sugar
• 2 1/4 cups cake flour*, sifted
• 1 teaspoon baking soda
• 3/4 teaspoon salt
• 1 cup buttermilk
• 1/2 teaspoon vanilla extract
• 1/2 teaspoon lemon extract
• 1/2 cup butter
• 1 tablespoon cornstarch
• 1 cup Crystal Sugar Extra Fine Granulated Sugar
• 3/4 cup fresh lemon juice
• 6 egg yolks
• 2 egg whites
• 1 1/2 cups Crystal Sugar Extra Fine Granulated Sugar
• Pinch of salt
• 1/2 cup water
• 1 tablespoon light corn syrup
• 1 1/2 cups shredded coconut