Ingredients

The following ingredients have 10 Servings
  • 2 and ½ cups all-purpose flour (sifted first then spoon & leveled)
  • 2 teaspoons baking powder
  • ½ teaspoon baking soda
  • 1 teaspoon salt
  • ¾ cup butter (unsalted, at room temperature)
  • 1 and ¾ cups granulated sugar
  • 5 large egg whites (at room temperature)
  • ½ cup sour cream
  • ¾ cup whole milk
  • 1 tablespoon lemon extract (or vanilla extract)
  • ¼ cup fresh lemon juice
  • 1 teaspoon lemon zest
  • 3 to 4 drops lemon food coloring if desired)
  • 1 tablespoon lemon zest
  • ½ cup fresh lemon juice
  • 1 tablespoon cornstarch
  • 6 tablespoon butter
  • ¾ cup granulated sugar
  • 4 egg yolks (beaten)
  • 4 cups confectioners' sugar
  • 1 teaspoon lemon zest
  • ½ cup butter (softened)
  • 2 tablespoons fresh lemon juice
  • 2 tablespoons milk
  • chopped nuts (optional)

Instruction