Peel and wash the carrots, leaving a little green. Steam covered in the broth for 8 - 10 minutes. Wash and chop the thyme. Drain the carrots
Mix about 5 tablespoons of stock, crème fraîche and some thyme. Season with salt and pepper. Cut the bacon slices in half lengthwise. Wrap 1/2 bacon slice around 1 carrot each. Grate butter-cheese
Place the carrots in a lightly greased ovenproof dish. Pour crème fraîche over it and sprinkle with cheese. Bake in a preheated oven (electric cooker: 225 °C/ convection oven: 200 °C / gas: level 4) for 12-15 minutes
Knead 2 tablespoons of butter, fried onions and the remaining thyme. Cut the rolls into thin slices. Brush with the butter. After about 10 minutes, place on a baking tray and bake with the bread. Garnish with fresh herbs