An empty fridge doesn't hold the cold well. It's better if it has something in it. If you have a fridge with one carrot and a bottle of Evian (I call this the Ally McBeal), then you should fill it with water containers. The containers aren't for drinking, though I suppose you could. They are to retain the cold as you open and close the doors. (I'm not making this up, the science is good here). You don't want to pack the fridge too much, though--the circulation is important too. Your freezer is a...more