01 - Preheat oven to 425°F. Toss cauliflower florets with olive oil, salt, and black pepper on a baking sheet.
02 - Roast cauliflower in the oven for 18-20 minutes until golden and tender. Let cool slightly.
03 - In a mixing bowl, coat roasted cauliflower with buffalo sauce, ensuring each floret is evenly covered.
04 - Place flatbreads on a parchment-lined baking tray. Evenly distribute buffalo cauliflower mixture over both flatbreads.
05 - Sprinkle mozzarella and crumbled blue cheese over the cauliflower-topped flatbreads.
06 - Bake assembled flatbreads at 425°F for 8-10 minutes, or until cheese is melted and edges are crispy.
07 - Garnish hot flatbreads with sliced green onions. Drizzle with ranch dressing. Slice flatbreads into squares before serving.