Step 1

Preheat the oven to 200°C.

Step 2

Wash your sweetpotatoes, pierce each sweetpotato several times with a fork, and place them on a baking tray.

Step 3

Bake for about 60 minutes until soft.

Step 4

Remove from the oven and allow to cool slightly.

Step 5

Peel off the skins, then mash the sweetpotato flesh with a fork or masher.

Step 6

Preheat the air fryer to 180°C.

Step 7

Put the purple sweetpotato mash in a large bowl.

Step 8

Add the chickpea flour, sugar, bread flour, salt, lime zest, vanilla, and softened butter.

Step 9

Mix thoroughly using a spoon until a soft, cohesive dough forms. If the mixture is sticky, add more flour.

Step 10

Roll the dough into evenly sized balls (about golf-ball size).

Step 11

Arrange the balls in the air fryer basket, leaving space between them.

Step 12

Air fry for 12–15 minutes, shaking halfway through, until golden and lightly crisp on the outside.