Air Fryer Sweet Potato Casserole
Ready in about 37 minutes.
Updated 7 September 2026
Silky mashed sweet potato under a buttery pecan crumble, baked until the topping caramelises. This beloved Thanksgiving side turns out warm and golden from the air fryer in a fraction of the time.
Ingredients
- 800 g sweet potatoes, peeled and cubed
- 40 g butter, melted
- 2 tbsp maple syrup
- 1/2 tsp cinnamon
- 60 g pecans, chopped
- 40 g brown sugar
- 30 g plain flour
- Pinch of salt
Method
- 1Boil the sweet potatoes until soft, then mash with the butter, maple syrup, cinnamon and salt.
- 2Spread into an oven-safe dish that fits your basket.
- 3Rub together the pecans, brown sugar and flour into a crumble and scatter over the top.
- 4Preheat the air fryer to 175°C/350°F.
- 5Air fry for 15-18 minutes until the topping is golden and crisp.
- 6Cool for 5 minutes before serving.
Tips for the best results
- Cover with foil if the pecans brown too quickly.
- A pinch of nutmeg deepens the warm spice.
Frequently Asked Questions
What temperature and time for air fryer sweet potato casserole?+
Cook at 175°C / 350°F for 15-18 min.