Decorate, outline and flood your roll-out sugar cookies with this Wilton Ready-to-Use White Royal Icing. Also great for piping flowers and other decorations, this royal icing tub makes piping easy and fun. Stiff consistency royal icing is ideal for piping 3-D decorations, such as leaves, flowers, and lettering. It’s also great for outlining designs on cookies. You can add powdered sugar to this icing for a thicker consistency (for piping roses or stand-up petals) or add water to thin it out (for...