Craving some sliders? Hereโs a heads up! On May 15th, itโs National Slider Day and White Castle is giving away a FREE Cheese Slider to celebrate. No need to buy anything! If youโre ordering online, use the code SLIDERDAY at checkout. Just remember, you can only snag one free slider per customer. On May 15th, White Castle will also be sharing a coupon on their social media channels if you prefer to visit the restaurant instead. So mark your calendars and get ready to enjoy a delicious freebie!
