Starbucks Lemon Loaf Ingredients LOAF 1 1/2 cup(s) FLOUR 1/2 teaspoon(s) BAKING SODA 1/2 teaspoon(s) BAKING POWDER 1/2 teaspoon(s) SALT 3 EGGS 1 cup(s) SUGAR 2 tablespoon(s) BUTTER; Softened. 1 teaspoon(s) VANILLA 1 teaspoon(s) LEMON EXTRACT 1/3 cup(s) LEMON JUICE 1/2 cup(s) OIL LEMON ICING 1 cup(s) POWDERED SUGAR; Plus 1 Tablespoon. 2 tablespoon(s) WHOLE