Baked cauliflower with haloumi, burnt honey and za’atar

The photo credit goes to the Delicious magazine team—likely their in-house food stylist and photographer (common for their styled shoots; no single individual is named in the recipe page, but it’s professional editorial photography from the site).
Quick Recipe Overview (from the source)

Ingredients (Serves 4-6 as a side):

1 large cauliflower, cut into florets
Olive oil
1 medium onion, sliced
Honey (runny, for burning/caramelizing)
Brown rice vinegar or similar
Haloumi, grated or sliced and grilled
Za’atar (to sprinkle)

Seasonings:

Salt, pepper, lemon juice

Key steps:

Roast cauliflower at high heat (240°C/465°F) until edges are crispy.
Make a burnt honey vinaigrette (cook honey until it darken

Recipe via delicious.com.au