blackstone rear grease cup liner 30 pack griddle 5017 3pkCooking for a crowd? Make the worst part of cooking the easiest with the Blackstone Grease Cup Liners. Our patented rear grease griddles make it easy to manage the grease, but our liners make disposal mess free. Place the liner in the grease cup before you start cooking and, once you are done, push the excess oil and scraps of food to the rear grease opening at the back of the griddle. The liner will catch all the mess easily. Once the liner is full,