01 -
Preheat the oven to 425°F (220°C) and position the rack on the lowest shelf.
02 -
Trim cauliflower into large florets, removing most coarse stems.
03 -
Place cauliflower florets in a large bowl and add aquafaba, tossing to coat all surfaces.
04 -
Combine breadcrumbs and cornstarch in a small bowl. Sprinkle over coated cauliflower and toss until evenly covered.
05 -
Arrange coated florets on a parchment-lined baking sheet. Bake for 20 to 25 minutes, stirring once midway, until lightly golden.
06 -
In a separate bowl, whisk hot sauce, melted butter, lemon juice, garlic powder, and paprika until smooth.
07 -
Increase oven temperature to 450°F (230°C). Remove cauliflower, then lightly brush each floret with buffalo sauce to keep the coating crisp.
08 -
Return to oven and bake for an additional 8 to 10 minutes or until deeply browned and crisp at the edges.
09 -
Serve warm with a side of ranch or blue cheese dressing and carrot and celery sticks.