Air Fryer Rice Krispie Treats
Ready in about 16 minutes.
Updated 7 September 2026
Gooey marshmallow rice cereal squares with a lightly toasted top for extra flavour. A quick spell in the air fryer melts and caramelises the marshmallow beautifully, giving these childhood favourites a crisp, golden edge.
Ingredients
- 40 g (3 tbsp) butter
- 200 g (7 oz) marshmallows
- 120 g (4 cups) rice cereal
- 1/2 tsp vanilla extract
- Pinch of salt
Method
- 1Melt the butter in a saucepan, then add the marshmallows and stir until smooth.
- 2Stir in the vanilla and salt, then fold in the rice cereal until well coated.
- 3Press firmly into a greased, lined air-fryer-safe tin.
- 4Preheat the air fryer to 160°C/320°F.
- 5Air fry for 5-7 minutes until the top is lightly golden and toasted.
- 6Cool completely, then cut into squares.
Tips for the best results
- Press the mixture in gently; packing too hard makes them dense.
- Reserve a handful of whole marshmallows to fold in for gooey pockets.
Frequently Asked Questions
What temperature and time for air fryer rice krispie treats?+
Cook at 160°C / 320°F for 5-7 min.