surfaces the ears 32 and 34 each include a number of apertures 40 for receiving root ends of suction cups not shown for mounting the display to an interior surface of a glass wall of a refrigerator case door also not shown it should be appreciated that other means for mounting the display may be employed for example a hook hanger or the like that extends down from a top portion of the refrigerator case door such that the display retains its location adjacent the interior surface of the glass wall when so mounted the rear surfaces of the ears 32 and 34 are in close facing relationship to the door interior surface the floor 24 front wall 26 and sidewalls 28 and 30 cooperate with the door to define an upwardly open compartment for receiving a side by side array of containers not shown the exemplary adapter plate 22 extends rearward from a location proximate the upper edge of the front wall 26 the a rear edge of the adapter plate 22 has a number of alternating concave surface portions 50 separated by convex surface portions 52 the exemplary adapter plate 22 has five such concave areas for accommodating an array of five containers containers of different sizes may be displayed if the container diameter is sufficiently smaller than the exemplary five more containers may be placed in the.