Decorate cookies. Using spatula and orange icing, ice cookies smooth.
Prepare decorating bag with coupler and black icing. Prepare three decorating bags with tip 5. Fill separately with green, white and red icing.
Using green icing, pipe stems. Using black with tip 5, red and white icing, pipe facial features on pumpkins. Switch black icing bag to tip 3 to pipe teeth and eyebrows.