I mounted my fridge on top of my decked system a couple of years ago. You might want to look into a tilting fridge slide. I have the one from DFG Off-Road for for my Dometic for a couple of years. The few problems I had was fixed by their custom service in a timely manner.
So, it gives a layer of space in the drawer where I’m putting most of my camp kitchen gear. It’s a lot of space, but also not enough compared to my previous minivan camper setup. I need to trim down my expectations.