While the potatoes and onions are finishing, cover the roast loosely with foil and allow to rest for about 30 minutes (temperature will rise another 10 degrees). Cauliflower à la Grecque ...

Add the small raw cauliflower pieces to the bowl, then the remaining olive oil, lemon juice, colatura, raisins, hazelnuts, onion, celery, capers, and parsley. Season with salt and pepper ...