Learn how to reheat sweet potato fries in your air fryer, for the crispiest leftover fries! All you need is a few minutes and a little bit of oil, and you'll once again be munching on delicious fries.
Preheat air fryer by running it at 400°F (200°C) for 5 minutes.
Place leftover sweet potato fries in the preheated air fryer basket and mix with a little bit of oil, or spritz with cooking spray.
2 handfuls leftover sweet potato fries, ½ teaspoon olive oil
Air fry 4-6 minutes at 400°F (200°C), shaking the fries once halfway. Check to make sure they are heated through and as crispy as you like them, then serve!