White Castle Sliders are a YUMMY price! 11/17-11/23 White Castle sliders are on sale at Shoprite for $3.99. We have a coupon making them even less! Save big on BIG flavor! Deal: Buy 1: White Castle Sliders (any variety, including breakfast) $3.99 Use 1: $0.75/1 White Castle Sliders, exp. 12/31/19 (SS 11/17/19) [4-ct. or 6-ct.] Pay: $2.49! View Post