If you're not going to be wrapping and shipping these cookies, you could even make this design with buttercream frosting instead of royal icing.
Learn to pipe royal icing sunflowers using a free printable template via mumusaifuja.com How to make apple royal icing transfers (template included!).
Learn how to make royal icing for decorating cookies and cakes this Christmas. It is a simple recipe, with just 2 ingredients: confectioner sugar and egg whites.