Wilton"I Taught Myself To Decorate Cookies" Cookie Decorating Book Set - How To Decorate Cookies This book and decorating tools set teaches you how to decorate cookies using royal icing Learn 17 different cookie decorating ideas Includes link for 24/7 video support Decorating set totals 18 pieces Tips are top-rack dishwasher safe; wash cutters and decorating brushes in warm, soapy water before first and after each use