Decorate cookies. Prepare Color Flow icing following recipe directions. Tint portions brown, light brown, rose and black.
Use tip 2 and full-strength brown icing to outline cookie. Use tip 3 and thinned brown icing to flow in. Immediately use thinned rose icing in a cut parchment bag to flow in inner ear. Let dry 24 hours.
Use tip 3 and full-strength light brown icing to outline muzzle. Use thinned light brown icing in a cut parchment bag to flow in muzzle. Let set 24 hours.
Use tip 1 and full-strength black icing to pipe mouth and dot eyes and nostrils. Let set 2 to 3 hours.