Preheat the air fryer to 400 degrees.
Cut 4 slices of stale bread into bite-sized pieces.
Melt butter, and place into a medium-sized bowl.
Add all seasonings to the melted butter and stir. Combine well.
Add cubed bread to the bowl with seasoned melted butter and carefully stir to coat the bread.
Place bread into the air fryer basket
Cook for 5 to 7 minutes or until the bread is toasted to desired crunch.
Serve immediately.