01 - Preheat the air fryer to 400°F for 5 minutes.
02 - Whisk together flour, water, garlic powder, onion powder, smoked paprika, salt, and black pepper in a large bowl until smooth.
03 - Toss cauliflower florets in the batter to ensure even coating.
04 - Arrange coated florets in a single layer in the air fryer basket; cook for 12–15 minutes, shaking halfway through, until golden and crisp. Work in batches if necessary.
05 - Combine hot sauce, melted butter, and honey (if using) in a small bowl to create the buffalo sauce.
06 - Transfer cooked cauliflower to a clean bowl and toss thoroughly with buffalo sauce.
07 - Return the sauced cauliflower to the air fryer for an additional 2–3 minutes to set the coating.
08 - Serve immediately with ranch or blue cheese dressing alongside celery and carrot sticks.