Blueberry Shortbread Cookies with Lemon Frosting

One bite of these shortbread cookies and youll be hooked by the subtle flavors of blueberry and buttery cookie topped with a zesty, tart lemon frosting. You might be surprised to find that the secret ingredient is lavender! Thanks to A Spicy Perspective for sharing the photos and recipe for Blueberry Shortbread Cookies with Lemon Frosting.