A tray rack includes opposed side support frames and a plurality of shelf hooks extend interior to the tray rack from the side support frames. Shelves include sides with a hang bar. Wires extend between the hang bars. The wires include a horizontal portion between upturned portions at either end. The upturned portion and the hang bars define the sides of the shelf. The shelves are connected between the opposed side support frames by engagement of the hang bars with the shelf hooks.