No one will argue about the need for a cellar. Where else to store all the wealth that you have collected from your site. No refrigerators are enough for this. And why pay for electricity when you can make a natural storehouse for products.
The question is different. How to make this room suitable for storage and usability. Well, it’s been a long time to tell the technology of arranging the cellar, but how to make it comfortable is very beautifully shown in the photo. That is, you need to make shelves according to the principle of the refrigerator. For different products, its own compartment. Then get it all easier and much more fit.
The frame of the rack can be metal, or as in the picture, completely wooden, the main thing is that it is dry in the basement.