Selena Gomez Launches Horchata Oreo in Sweet New Collaboration Oreo is turning up the flavor—and the star power. After a recent collab with Post Malone, the iconic cookie brand is teaming up with Selena Gomez for a brand-new, limited-edition treat: the Horchata Oreo. Inspired by the beloved Mexican drink, horchata—a creamy blend of milk, cinnamon,…