I use an old aluminum sheet pan I got from the dining hall kitchen at Boy Scout Camp. Works great and takes up very little space in storage.
Craig & Terry in Tennessee
2013 Pinnacle 36 KPTS, Voyager Rear View Camera
2012 F350 CC LB King Ranch, 6.7L TD, Ford 25K hitch, TM TPMS, Diesel Site Coolant Filtration System