Gum paste has an ingredient added to the sugar dough called Tragacanth. This helps the paste stretch and pliable. It dries hard and you can store them for a very long time. The Tragacanth powder can be bought at most cake decorating stores. Try and get the Grade A variety because it will work better for you. Gum Paste cutters will also make your life a bit easier as well . The basic ingredients for making gum paste is Confectioners’ sugar, Gem Tragacanth, water, unflavored powdered gelatin, white vegetable shortening, egg whites at room temperature.