Preheat the oven to 220°C.

Cut the carrots on the diagonals.

Place on a tray, drizzle with oil and sprinkle with salt and pepper. Add rosemary and toss well

Grill for 30-40 minutes till almost tender.

Remove it from the oven and lower the temperature to 200°C.

Add garlic and butter to the carrots, giving it a good flip.

Continue roasting for another 15-20 minutes till fork-tender and the surface of the carrots are caramelized.

Sprinkle with parsley and serve!