Preheat the oven to 400°F (200°C).
Sear the racks of lamb over high heat in a heavy skillet.
Mix the herbed salt and pepper together and use to season the lamb.
Place the racks of lamb, bone sides up, in the skillet or in a roasting pan and bake for about 30 minutes for medium-rare.
Transfer the lamb from the roasting pan to a platter and let stand at room temperature for 10 to 15 minutes.
Carve into chops and serve.
Serve with vegetable casserole and mashed potatoes.