Oreo and Hydrox's 100-Year-Old Blood Feud Is Heating Up Over Claims of Hidden Cookies
Created in 1908, Hydrox was the original chocolate sandwich cookie, but it was Oreo (which first went on sale four years later in 1912) that ended up dominating the market. In the decades since, Hydrox has been something of a cult favorite compared to its younger, more recognizable competitor-a battle for biscuit"