Pink Pinwheel Cookie
Sweetooth actually made this before and they are lovable by both kids and adults! Sweetooth advises to try using natural food coloring dyes like berries or raw vegetables.
Original Recipe:
http://www.justataste.com/2013/10/pink-pinwheel-sugar-cookies-recipe/
Natural Food Coloring:
http://www.care2.com/greenliving/8-ways-to-make-organic-diy-food-coloring.html