Typically, you don't want to fill a freezer—whether it's a chest, upright, or attached model—to the brim. You want to pack in your meats, fruits, and vegetables, but leave a little bit of space for the cold air to circulate. A half-empty freezer will use a lot of energy, and an overfilled one will exhaust its parts. Try to find a happy medium by filling the included storage bins and baskets but not making it impossible to grab items for dinner with ease. For more, check out our guide on how to organize the freezer.