Grease the slices of bread with the topping obtained in a uniform layer.
Preheat the air fryer and cook the garlic bread for about 5 minutes at 400°F (200°C).
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Use whatever type of bread you prefer. This is a good recipe for using leftover bread. However, if you prefer the garlic bread to be more crunchy, then use a bread that has a hard-shell like the classic French Baguette or the classic Italian Ciabatta.