Roasted Cauliflower Recipe Type: Side Dish Ingredients Olive oil spray 1 head of cauliflower Desired seasonings (garlic, cayenne, dried mustard, etc.) Instructions Preheat the oven to 425°F. Cut the cauliflower into bite-size florets, discarding the core and stumps. In a large bowl, lightly spritz the florets with the olive oil spray and sprinkle with seasonings;