Tortuga Rum Cake Coconut Flavor 4 oz is made with freshly shredded coconut enhances the flavor in our Tortuga Coconut Rum Cakes. Baked in the Caribbean with only the finest ingredients, each rum cake is hand glazed with special 5-year-old, oak barrel aged Tortuga Gold Rum then vacuum sealed to lock in the delicious freshness. The cakes have a shelf life of 12 months, or indefinitely if refrigerated or frozen.