Air Fryer Yams
I rely on the texture cue more than the clock here. Whole sweet potatoes can vary a lot in size and shape, and air fryers vary too, so I look for lightly wrinkled skin and a center that gives easily to a fork.
This method keeps the base recipe simple: dry the skins well, use a light coat of oil, and leave space in the basket. You get a tender interior and lightly crisp skin, and from there you can go sweet or savory depending on the meal.
Ingredients for Air Fryer Yams
- 4 medium sweet potatoes or yams (about 900g total)
- 1 to 2 tablespoons olive oil
- 1/2 teaspoon kosher salt
- 1/4 teaspoon black pepper
Ingredient notes: In many U.S. grocery stores, sweet potatoes and yams are labeled loosely, so either will work here. Avocado oil is a good substitute for olive oil if you want a more neutral flavor. If the skins are very dirty, scrub them well and dry them thoroughly so they roast instead of steam.
How to Make Air Fryer Yams
- Wash and dry: Scrub the potatoes well, then dry them completely with paper towels or a clean kitchen towel. This matters more than it sounds, since damp skins tend to soften instead of brown.
- Poke and season: Prick each potato several times with a fork so steam can escape. Rub lightly with the olive oil, then season with the salt and pepper. Keep the oil layer thin and even so the skins do not turn greasy.
- Preheat the air fryer: Preheat to 390°F (200°C) for 3 to 5 minutes. I find this helps the skins start drying and browning right away.
- Cook the first side: Arrange the potatoes in a single layer with space between them. Air fry at 390°F (200°C) for 18 to 25 minutes, until the bottoms start to soften and the skins look slightly dry and wrinkled.
- Flip and finish: Turn the potatoes with tongs and continue cooking at 390°F (200°C) for 15 to 25 minutes more. They should feel noticeably softer and brown more evenly after flipping.
- Check for doneness: Test the thickest potato with a fork or paring knife. It should slide into the center with little resistance, and the potato should feel soft when gently squeezed with tongs or a towel. If the center is still firm, keep cooking in 2- to 4-minute increments until fork-tender.
- Rest and serve: Let the potatoes rest for 2 to 5 minutes, then split them open and fluff the centers with a fork. Serve plain or add your choice of toppings.
Air Fryer Time and Temperature for Whole Sweet Potatoes
390°F (200°C) is a reliable temperature for whole sweet potatoes or yams in the air fryer. Medium potatoes usually take 35 to 50 minutes total, but thickness affects the timing as much as weight.
I usually start checking earlier if the potatoes are on the smaller side or if the air fryer tends to run hot. If your potatoes are different sizes, remove the smaller ones as they finish and let the larger ones keep cooking.
How to Get Better Sweet Potato Skins in the Air Fryer
The part I pay attention to most is surface moisture. If the skins go into the basket damp, they are more likely to steam than roast.
- Dry the potatoes very well after washing.
- Use only a light coating of oil.
- Leave space around each potato in the basket.
- Flip halfway through so both sides get direct heat.
The skins may not turn deeply crisp in every air fryer model, but these steps usually give you a lightly crisp, roasted exterior instead of a soft one.
Topping Ideas for Air Fryer Yams
Butter, salt, and pepper
Split the hot potatoes and add 1 to 2 tablespoons of butter per serving. A little extra salt and pepper is often all they need for a simple side dish.
Cinnamon and sugar
Add butter, then sprinkle each potato with 1/4 to 1/2 teaspoon ground cinnamon and 1 to 2 teaspoons brown sugar or white sugar. If you want a richer sweet potato side, try Air Fryer Sweet Potato Casserole next.
Savory toppings
Top with sour cream or plain Greek yogurt and chopped chives, or use guacamole or sliced avocado for a more filling lunch-style potato. You can also stir shredded Cheddar or Gouda with a little mayonnaise and green onion, then spoon it into the split potatoes while they are still hot.
How to Store and Reheat Air Fryer Yams
Cool leftover sweet potatoes completely, then store them in an airtight container in the refrigerator for up to 4 days. If possible, keep toppings separate so the texture stays better.
To reheat, place the potatoes in the air fryer at 350°F (175°C) for 4 to 8 minutes, depending on size, until heated through. The skins can regain some texture, but they will not be quite as crisp as when freshly cooked.
If you want another sweet potato option, see Air Fryer Sweet Potato Toast with Tender Centers and Crisp Edges.
Nutrition
Approximate nutrition, based on 4 servings and the main recipe only, without optional toppings.
- Serving size: 1 sweet potato
- Calories: about 225
- Protein: about 3g
- Fat: about 4g
- Carbohydrates: about 43g
Approximate nutrition per 100g: 100 calories, 1g protein, 2g fat, 19g carbohydrates.
Air Fryer Yams
Equipment
- air fryer
- tongs
- fork
- paper towels
Ingredients
For the yams
- 4 medium sweet potatoes or yams (about 900g total)
- 1 to 2 tablespoons olive oil
- 1/2 teaspoon kosher salt
- 1/4 teaspoon black pepper
Instructions
- Scrub the sweet potatoes and dry them completely with paper towels or a clean kitchen towel.
- Prick each potato several times with a fork to allow steam to escape.
- Rub each potato lightly with olive oil and season evenly with kosher salt and black pepper.
- Preheat the air fryer to 390°F (200°C) for 3 to 5 minutes.
- Arrange the potatoes in a single layer in the basket with space between them and air fry at 390°F (200°C) for 18 to 25 minutes, until the bottoms begin to soften and skins look slightly dry and wrinkled.
- Use tongs to turn the potatoes and continue cooking at 390°F (200°C) for 15 to 25 minutes more, until they feel noticeably softer and brown more evenly.
- Test the thickest potato with a fork or paring knife; if it does not slide in easily, continue cooking in 2- to 4-minute increments until fork-tender.
- Let the potatoes rest for 2 to 5 minutes, split them open, fluff the centers with a fork, and add desired toppings before serving.
Tips
- Dry the skins thoroughly after washing to avoid steaming and encourage browning.
- Use only a light, even coat of oil so skins don’t become greasy.
- Leave space around each potato in the basket for better air circulation.
- Flip the potatoes halfway so both sides receive direct heat.
- Start checking earlier for smaller potatoes or if your air fryer runs hot.
Variations
- Butter, salt, and pepper: Split hot potatoes and add 1 to 2 tablespoons butter per serving with extra salt and pepper.
- Cinnamon and sugar: Add butter, then sprinkle each potato with 1/4 to 1/2 teaspoon ground cinnamon and 1 to 2 teaspoons brown or white sugar.
- Savory toppings: Top with sour cream or plain Greek yogurt and chopped chives, or add guacamole or sliced avocado; mix shredded cheese with a little mayonnaise and green onion and spoon into hot potatoes.