Wash potatoes thoroughly, cut into slices. Peel and wash carrots and cut into thick slices. Mix both with oil, 1 teaspoon salt and some pepper in a wide ovenproof dish. In a preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: see
manufacturer) for about 35 minutes, stirring from time to time.
Wash parsley, shake dry and chop. Mix with sour cream and whole mustard. Season to taste with salt and pepper.
Wash the chops, dab dry and season with salt and pepper. Heat clarified butter in a large frying pan and fry the chops for about 2 minutes on each side. Place on the potato mixture and spread the mustard cream on top (see
Tip). Turn up the oven (electric cooker: 220 °C/circulating air: 200 °C/gas: see manufacturer) and the chops.
Gratinate for 10-12 minutes.