01 - Preheat the air fryer to 400°F and lightly grease the basket with oil spray.
02 - In a large bowl, whisk together flour, milk, garlic powder, onion powder, smoked paprika, salt, and black pepper until smooth.
03 - Add cauliflower florets to the batter and toss until evenly coated.
04 - Shake off excess batter and place florets in a single layer in the air fryer basket; work in batches if necessary.
05 - Cook for 12 to 15 minutes, shaking the basket halfway through, until golden and crisp.
06 - In a separate bowl, combine hot sauce, melted butter, and honey or agave if using, stirring well.
07 - Transfer cooked cauliflower to the sauce bowl and toss thoroughly to coat each piece.
08 - Return coated florets to the air fryer and cook an additional 4 to 5 minutes to set the sauce.
09 - Serve hot alongside celery and carrot sticks with ranch or blue cheese dressing if desired.