Directions. 1  Preheat oven to 450 degrees. 2  Season lamb racks with salt and pepper; coat each evenly with 3 Tbsp pesto. 3  Roast on baking sheet until about 5 degrees less than desired doneness (about 20 min for medium). 4  Transfer lamb to clean platter; let rest 10 min before slicing.
Preheat the oven to 400 degrees F. Using your hands, rub the lamb all over with the lemon juice. Pat the garlic and rosemary evenly all over the surface of the meat. Season the meat with the salt and pepper and place the lamb in a roasting pan. Place the lamb in the oven and roast for 30 minutes.
Add lamb; turn to coat. Let marinate at room temperature at least 30 minutes and up to 1 hour. Preheat oven to 400Â°F. Heat remaining 1 tablespoon olive oil in heavy large ovenproof skillet over high heat. Add lamb; cook until browned, about 3 minutes per side.Transfer skillet to oven and roast lamb chops to desired doneness, about 10 minutes for medium-rare.Transfer lamb to platter, cover, and let rest 5 minutes.1  Recipe by Maria Helm Sinskey.dd lamb; cook until browned, about 3 minutes per side. Transfer skillet to oven and roast lamb chops to desired doneness, about 10 minutes for medium-rare. Transfer lamb to platter, cover, and let rest 5 minutes. 1  Recipe by Maria Helm Sinskey.