have become many home cooks' best friends in recent years, making meal times quick and easy.

Using an air fryer is usually reserved for from scratch, but they can also revive stale and soggy food that's already been cooked, especially snacks like crisps.

Air fryers are the perfect machine for the job. The comes equipped with a cooking chamber, a heating element and a fan.

The heating element generates the heat and the fan circulates the hot air around the cooking chamber, making sure the hot air reaches all sides of the , cooking it thoroughly and evenly.

This can come in handy when trying to revive soggy or stale foods.

explained that the gadget is the perfect way to make your crisps last longer, even if they're a bit stale and have lost their crunch.

The reason why snacks like crisps, or anything with a bit of crisp and crunch, become soft is all due to moisture.

When snack foods absorb too much humidity, they get soggy, and may not be the most pleasant eating experience.

The food experts claim that air fryers are the most reliable for an even crisp, although you can use a microwave.

To give life to your crisps, Chowhound recommended heating your air fryer to approximately 150.

Once heated to the correct temperature, heat thin potato crisps for a minute and a half only.

Cook thicker chips for the same amount of time, and then check frequently as you continue to heat until done.

For anything thicker, you may need to air fry for about two and a half minutes.

It may also be handy for reviving other types of snacks, according to .

Items such as chips, chicken nuggets, onion rings, and other sides are among the easiest to "resuscitate".

Like thicker crisps, these can be reheated at 190 for two and a half minutes.

As these items were once deep fried, they have oil permeated into their outer layer.

By reheating in the air fryer, you're simply removing the moisture that's in the crust, leaving you with a crisp finish.