Romanesco clean, wash and divide into small florets. Clean the carrots, possibly leaving some green. Peel and wash the carrots
Wash the rosemary, pluck. Dab the fillet dry and cut into 8 pieces. Season with pepper. Place 2 slices of ham next to each other, slightly overlapping, and wrap a piece of fillet in it
Heat the oil in an ovenproof pan. Brown the sirloin all around. Sprinkle with rosemary. Continue roasting in the preheated oven (electric range: 175 °C/circulating air: 150 °C/gas: level 2) for approx. 15 minutes
Steam vegetables in little boiling salted water covered with a lid for 10-15 minutes. Wash the chervil, pluck the leaves
Let the loin rest for a moment. Deglaze roast with approx. 1⁄8 l water, boil down a little. Stir in 2 tbsp. butter in pieces (do not boil). Season to taste with salt and pepper. Melt 2 tbsp. butter, stir in chervil. Drain vegetables and toss in. Serve with tenderloin and sauce. Serve with almond balls or croquettes
Drink: cool white wine