There's more to 'White Castle' than the place that Harold and Kumar went after they had too much ganja. Beyond the sliders and shakes, there's a secret menu that only die hard White Castle lovers, or "Cravers", know about. These White Castle secret menu items include special dipping sauces, ways to add bacon to your order, and special combos you probably didn't know existed.What are the best items on the White Castle secret menu? What are the best off menu items at White Castle? Armed with the information on this list of White Castle secret menu items, you'll be able to walk into your local White Castle and order like a champion. Or a stoner. Regardless, you'll be walking away with a bag full of White Castle deliciousness.