Leg of Lamb Roast: The Classic Sunday and Easter Centerpiece

The roast leg of lamb is a special-occasion classic, the studded, herb-scented centerpiece of Easter and Sunday tables the world over. It is large, meaty, and impressive, and while it costs more than a shoulder, it rewards a little care with generous slices of rosy, tender lamb. Roast it to medium-rare, rest it well, and carve it across the grain, and you have a roast that looks and tastes like an occasion.

Where it comes from

A leg of lamb roast is the whole hind leg, from the lamb leg primal, the large, meaty rear of the animal. It is leaner and firmer than the shoulder, with less connective tissue, which is why it roasts rather than braises. It is sold bone-in for the most flavor and presentation, boneless and rolled for easy carving, or butterflied flat, which is better suited to the grill than the oven.

What it tastes like

Meaty and full-flavored, richer than the mild rack and loin but leaner than the fatty shoulder, a satisfying middle ground. Its size and structure make it ideal for studding with garlic and rosemary, which perfume the meat as it roasts, and for marinades that season it through. Cooked to medium-rare, it is juicy and tender and carves into slices with real lamb character.

How to roast a leg of lamb

Season, stud, roast, and pull it early. Make small slits all over the leg and push in slivers of garlic and sprigs of rosemary, rub it with oil and salt, then start it hot to brown before lowering the heat to roast through. Pull it at 130F to 135F for medium-rare, or 140F for medium if you prefer, and rest it a good twenty minutes before carving across the grain. A bone-in leg has the most flavor, while a boneless rolled leg carves more easily into neat slices. We roast in metal or enameled cast iron, never plastic, and rest a large roast under loose foil. Our roasting guide covers searing, resting, and carving, and our roast leg of lamb walks it through.

Because the leg is leaner than the shoulder, it should not be cooked to falling-apart, which would dry it. Cook it to a rosy medium-rare, rest it well, and carve against the grain for the most tender slices.

Classic dishes to make

A garlic and rosemary roast leg is the Easter and Sunday standard, carved at the table with mint sauce or a pan gravy. Greek-style, it is roasted with lemon, garlic, and oregano, often with potatoes underneath to catch the drippings. Studded with anchovy and rosemary, it takes an Italian turn. Leftovers make superb sandwiches, hash, and shepherd’s pie. Its size and flavor make it the most versatile of the roasting cuts.

Common mistakes

Overcooking is the main risk, since the leaner leg dries out past medium, so use a thermometer and pull it at 130F to 135F. Trying to cook it to the falling-apart softness of a shoulder leaves it dry rather than tender. Not resting a large roast lets the juices run out when you carve. And carving with the grain rather than across it makes even a good roast chewy, so find the grain first.

How to buy it

Decide on the form: bone-in for flavor and presentation, or boneless for easy carving. Look for firm, pink to red meat with clean white fat. Smaller legs usually mean younger, milder lamb. A good butcher can bone or trim a leg for you. Grass-fed lamb from a local farm gives the cleanest flavor, so ask your butcher or use our Find a Farmer directory.

Good substitutes

A boneless lamb shoulder can stand in if you accept a richer, softer result and a longer cook. A saddle or a rack gives a smaller, more tender roast for fewer people. For the same centerpiece role in another animal, a pork leg or a beef sirloin roast fills in, milder or richer respectively. A butterflied leg is the version to reach for on the grill.

Storage and leftovers

Keep a raw leg well wrapped in the coldest part of the fridge and cook within two to three days, or freeze for a few months. Roasted leg keeps three to four days sealed and is excellent cold, sliced thin for sandwiches and salads. Reheat gently with a little stock, or serve leftovers cold, since reheating hard dries this leaner cut. Save the bone for a rich, flavorful stock.

Nutrition

A leg of lamb is lean and high in protein, with iron, zinc, and B vitamins and less fat than the shoulder. That leanness rewards careful cooking to a rosy medium-rare for the best texture. Trimming the surface fat lowers the calories and tames the flavor, and pairing generous slices with vegetables and a grain keeps the plate balanced.

Frequently asked questions

What temperature should a leg of lamb be cooked to?

Pull it at 130F to 135F for medium-rare, or 140F for medium, then rest. The leg is leaner than the shoulder and best kept rosy.

Bone-in or boneless leg of lamb?

Bone-in has the most flavor and the best presentation. Boneless is easier to carve into neat slices and a little faster to cook.

How long does a leg of lamb take to roast?

It varies with size, but plan on browning hot then roasting at a moderate heat, pulling at 130F to 135F, which for a typical leg is one to two hours.

Should I braise a leg of lamb?

No. The leg is lean, so it dries out in a long braise. Roast it to medium-rare, and save braising for the shoulder and shank.

What to serve with it

A roast leg of lamb suits classic spring and Sunday sides: roasted potatoes, buttered peas or green beans, and a mint sauce or gravy. Greek-style, roast potatoes in the drippings with lemon and oregano. Keep one element bright, a crisp salad or pickles, to balance the rich meat, and pour a medium-bodied red.

Learn more

Back to the lamb leg guide and the Lamb Meat Wiki. For quicker cuts from the leg, see lamb leg steaks, or find good lamb through Find a Farmer.