Step 2 of 5

Preheat the air fryer to 160°C / 325°F and cut a perforated parchment liner to fit the basket. Never preheat with an empty liner in the basket — it can lift into the element.

Cook for

03:00

Ingredients 9

• 115 g butter
• 100 g light brown sugar
• 50 g caster sugar
• 1 egg
• 1 tsp vanilla extract
• 180 g plain flour
• ½ tsp bicarbonate of soda
• ½ tsp fine salt
• 150 g dark chocolate chips