Looking at this pic and the big space over the fridge:
I'm thinking something like this would not be terribly difficult to build; the most work might be getting the stain to match :D
I would need a step to reach them, but I certainly don't use my baking sheets, roasting pans, or muffin tins every day.
I'm thinking 1/4" Birch Plywood top and back, 1/2" side and bottom for stiffness. Figure out something simple for the doors.