Prepare and roll out cookie dough. Cut with triangle tree cookie cutter. Bake and cool. Prepare color flow icing. Use tip 2 and full-strength Moss Green color flow icing to
outline tree; let set. Use tip 2 and thinned down Moss Green color flow icing to fill in tree. Immediately use thinned down red and Leaf Green/Lemon Yellow combination color flow icing in cut parchment bags to pipe dot ornaments on tree. Use tip 2 and full-strength brown color flow icing to pipe vertical lines on tree trunk; let dry.
*Combine Leaf Green with Lemon Yellow for light green shown.
**Combine No-Taste Red with Brown for brown shown.