You can frost your cookies using icing sugar by mixing icing sugar with a bit of water or milk, whichever you prefer and you can add food coloring to give it a different color.

 You can use anything to decorate with such a nuts,gumdrops,smarties,cherries,fruit peels,cake decorettes or even sugar. You can add a bit of food coloring to your sugar to change the color as well. You can try sprinkles to create designs.

 You can make different shapes out of your cookies or you can use a mold or cookie cutter. You can mold them out with your hands or use a rolling pin and use a knife to cut into different shapes.

 When freezing cookies make sure to wrap them in a vapor proof container.

 When using a cooking cutter you can put a bit of butter or oil to help prevent sticking your cookies together.