Air Fryer Sweet Potato Cubes
Ready in about 26 minutes.
Published by the RecipeAirFryer editorial team · How we source times · Updated
Times and temperatures come from our reviewed cooking database. Explanatory text on each page is generated from that entry so the numbers stay consistent.
Golden, caramelised sweet potato cubes with crisp edges and fluffy centres. The air fryer roasts them faster than the oven and keeps them from turning soggy, making a versatile side for bowls, tacos or roast dinners.
Written for 4. Cook in batches rather than stacking if you scale up.
Ingredients
- 700 g sweet potatoes, peeled and cut into 2 cm cubes
- 1.5 tbsp olive oil
- 1 tsp smoked paprika
- 0.5 tsp garlic powder
- 0.5 tsp ground cumin
- 0.5 tsp fine salt
- Pinch of black pepper
Method
- 1Preheat the air fryer to 200°C (400°F) for 3 minutes.
- 2Toss the sweet potato cubes with oil and all the spices until evenly coated.
- 3Tip into the basket in a single layer, working in batches if needed.
- 4Cook for 15-18 minutes, shaking the basket every 8 minutes for even browning.
- 5They are ready when the edges are crisp and a fork slides through easily.
- 6Season with a little extra salt and serve hot.
Tips for the best results
- Cut the cubes the same size so they cook evenly.
- Do not overcrowd the basket or they will steam instead of crisp.
- A light spritz of oil in the last few minutes boosts crispness.
Common mistakes to avoid
- Crowding the basket so air fryer sweet potato cubes steams instead of browning.
- Skipping the shake every 8 min, which leaves one side pale.
Frequently Asked Questions
What temperature and time for air fryer sweet potato cubes?
A typical starting point is 200°C / 400°F for 15-18 min, shake every 8 min. Thickness and wattage change the finish, so check early.
Can I make air fryer sweet potato cubes ahead?
Cook it, cool it quickly, and refrigerate. Reheat in the air fryer at a slightly lower temperature so the outside does not dry before the middle is hot.
How many people does air fryer sweet potato cubes serve?
This recipe is written for 4. For a fuller basket, cook in batches rather than stacking, or add a couple of minutes and shake more often.
Can I use frozen sweet potato?
Yes, cook straight from frozen at 200°C for 18-22 minutes, shaking twice. Do not thaw first.