Prep time: 15-20 minutes Cook time: 15-20 minutes Cookie Materials: 3 ¾ cups flour sifted (additional needed for dusting surface) 2 sticks butter (at room temperature) ¾ cups sugar 2 eggs Vanilla sugar 1 tsp baking powder Zest of 1 lemon 1 tbsp. lemon extract (if you do not have extract add lemon juice) Icing…