For people who like to entertain, Deni introduces the Dual Buffet Server. This appliance keeps food hot, fresh and ready to serve whenever your guests are ready. The stainless steel serving trays can be removed revealing a stand alone warming tray. Keep casseroles warm right from the oven or heat up tasty hor doeurves.DNI15205. 15205. Deni Deni 15205 2 Tray Buffet Server.