14. Ube (Purple Yam)
Sweet Action Ice Cream in Denver, Colorado, uses unusual ingredients like black licorice, ginger and this favorite, Ube, made from purple yams.
15. Melcocha
Located in Cuzco, Peru, El Hada has flavors like lavender, and this selection, based on a traditional Peruvian dessert made from molasses, pecans and spices.
