Place cookies on tray or flat surface. Break pretzel twists in half to form antlers. Place small amount of white decorating icing on bottom edge of each pretzel; attach 2 pieces at top of each cookie to form reindeer antlers.
Using black decorating gel, make 2 small dots to form eyes on each cookie.
Cut off top 1/3 of each red candy; attach with small amount of icing to form nose on each cookie.