Looking for a way to eat healthier but not sacrifice flavor? Try these baked Sweet Potato Fries with Spice It Up! Cuban Island Spice. Sweet potatoes are loaded with fiber and other nutrients. With Spice It Up! Cuban Island Spice they become everyone’s favorite side dish! Spice It Up! Cuban Island Spice is bold and delicious, with a Cuban flair. When you add it to sweet potatoes, the sweetness of the potatoes is balanced by the lime, garlic and annato, making them more savory and reminiscent of island cuisine. Add this spice to any meal that needs a boost of island flavor.