So, you know how when you leave a banana out for a long time it gets wrinkly and dry? That's kind of like what happens when you dry food, but in a way that makes it safe to eat and last longer.
Basically, food drying is when people take fresh food like fruits, vegetables, and even meat, and make them dry so that they can be stored for a long time without going bad. There are a few different ways to do this, but one common method is to use a special machine called a dehydrator.
A dehydrator has trays with tiny holes in them, and you put your food onto the trays in a single layer. Then, you turn on the machine and it blows warm air over the food, which slowly dries it out. This can take a few hours or even a few days, depending on what kind of food you're drying.
Drying food lets you keep it for a really long time without having to refrigerate it or freeze it. It's a great way to preserve food when you have too much of something (like a big batch of apples from the orchard) or you want to save something for later (like making dried herbs from your garden).
Plus, dried food can be really yummy! Have you ever had banana chips or dried apricots? Those are just some examples of the delicious snacks you can make with dried fruit. And if you're into camping or hiking, dried foods are great to bring along because they're lightweight and don't take up much space.
So that's food drying in a nutshell - it's a way to preserve food and make yummy snacks!