Place 1 large egg in a large bowl and lightly beat.
Add 3 cups leftover stuffing and stir until combined.
Scoop into 1-inch balls.
Preheat an Instant Vortex Plus 7-in-1 Air Fryer Oven to 375ºF and set to 12 minutes.
Coat the racks with cooking spray.
Place a single layer of hushpuppies onto the racks and spray the tops with cooking spray.
Air fry for 5 to 6 minutes, rotating the trays and hushpuppies halfway through.
Repeat with the remaining stuffing mixture.
