1. Preheat oven to 400°. Place cauliflower in a roasting pan, and toss with rosemary and next 3 ingredients. Roast at 400° for 20 minutes.
2. Add pine nuts and garlic; toss to combine. Roast 10 minutes, rotate pan, and roast 10 minutes more or until golden brown. Sprinkle with breadcrumbs, and serve warm.