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Lamb Kleftiko (Slow-Roasted Lamb in Parchment)

Bone-in lamb slow-roasted with potatoes, garlic, lemon, and herbs, wrapped in parchment so it steams into fall-apart tenderness.

210 minutes
Serves 6
Dinner
74 min prep
116 min cook

Instructions

6 steps
  1. 1

    Cut small slits into the lamb pieces and insert the garlic slivers throughout.

  2. 2

    In a bowl, whisk together lemon juice, lemon zest, olive oil, oregano, rosemary, salt, and pepper, and rub this marinade all over the lamb; marinate at least 1 hour or overnight.

  3. 3

    Line a large roasting pan with a double layer of parchment paper large enough to fold over the top, and layer the potato wedges and onion slices on the bottom.

  4. 4

    Place the marinated lamb on top of the vegetables, pour over the stock, and scatter the crumbled feta on top.

  5. 5

    Fold the parchment over to seal tightly, then cover the whole pan with foil, sealing the edges well.

  6. 6

    Roast at 325°F for 3 to 3.5 hours until the lamb is meltingly tender, then open the parcel and broil briefly to brown before serving.

Lamb Kleftiko (Slow-Roasted Lamb in Parchment) — plated and served Images are for illustrative purposes only, may be inaccurate, and do not guarantee the presence or absence of specific ingredients.
Serving moment. How Lamb Kleftiko (Slow-Roasted Lamb in Parchment) looks plated and ready to eat — a representative photo, not a step in the recipe.

Listahan Family Score™

66/100

Works for many families

66
Allergen-friendly 90
Kid-friendly 55
Weeknight-easy 54
Budget-friendly 62
Great leftovers 87
Pantry-friendly 39

Score reflects how well this recipe fits a typical busy household. In the app, your Family Score is personalized to your household's allergens, kids, and pantry.

Nutrition

per serving

1065

Calories

76 g

Protein

25 g

Carbs

73 g

Fat

Estimated per serving. Actual values depend on the brands and portions you use.

Listahan cooking guide

Chef notes & practical guide

Technique notes, ingredient swaps, serve-alongside ideas, storage guidance, and equipment for this recipe.

Cultural context

Kleftiko takes its name from the 'klephts,' Greek mountain rebels who resisted Ottoman rule by hiding in the hills; legend holds they slow-cooked stolen lamb in sealed earth pits to hide the cooking smoke and smell from patrols. The parchment-and-foil sealing method used today echoes that buried-pit cooking, trapping steam and flavor around the meat for hours until it falls off the bone.

Listahan note

This version builds the seal in two layers, parchment folded tightly then foil crimped over that, which is what actually recreates the sealed-pit effect and keeps the lamb from drying out over its long roast.

Technique cues

  • Cutting slits into the lamb and inserting garlic slivers directly into the meat, rather than just rubbing garlic on the surface, gets flavor deep into the muscle over the long cook, where surface seasoning alone would stay superficial.
  • The double seal of parchment folded tightly, then foil crimped over the top, is what traps the steam that makes this lamb shoulder fall-apart tender; a loose or single-layer seal lets moisture escape and the meat dries out.
  • Opening the parcel and broiling briefly at the end matters because the sealed roast produces pale, steamed-looking meat and feta - the broil is what builds real color and roasted flavor on top.

Kitchen flow

Parallel prep
While the lamb marinates at least an hour or overnight, cut the potato wedges and slice the onion so the roasting pan can be assembled quickly.
Make-ahead
Marinate the lamb up to a day ahead for deeper flavor; the whole parcel can also be assembled the morning of and refrigerated until roasting time.
Leftover move
Shred leftover lamb and toss it with the potatoes into a warm salad, or pile it into pita with extra lemon and a drizzle of the pan juices.
Cleanup rhythm
Build the entire dish in one roasting pan - potatoes, onions, lamb, and feta all layer into the same vessel with the parchment and foil containing the mess of the long roast.

Ingredient brief

Role, handling, and swap guidance for each key ingredient.

bone-in lamb shoulder

main protein

Purpose: the bone and connective tissue add flavor and moisture during the long sealed roast, and the cut's marbling keeps it tender rather than drying out

Handling: cut into large pieces so each gets a fair share of marinade contact

Adaptation: leg of lamb works but is leaner, so watch the roast time to avoid drying it out

lemon, juice and zest

bright counterpoint to the rich lamb

Purpose: cuts through the fat of the shoulder and the salty feta, keeping the dish from tasting heavy

Handling: zest before juicing since it's much harder to zest a juiced lemon

Adaptation: bottled lemon juice works in a pinch, but fresh zest is worth keeping regardless

dried oregano and rosemary

herb backbone

Purpose: this pairing is classic for Greek lamb, standing up to the long roast without burning off like fresh herbs might in a shorter cook

Handling: combine into the marinade rather than sprinkling separately so they distribute evenly

Adaptation: fresh rosemary, finely chopped, can replace dried at about triple the amount

potatoes

absorb the lamb's juices during roasting

Purpose: sitting beneath the lamb, they soak up the rendered fat and stock, becoming rich and almost confit-like

Handling: cut into wedges of similar size so they cook evenly under the meat

Adaptation: waxy potatoes hold their shape better than starchy ones over the long roast

feta cheese

salty, tangy finish

Purpose: scattered on top before sealing, it partially melts and browns during the broil step, adding a distinct Greek note atypical of most slow-roasted lamb dishes

Handling: crumble by hand rather than using pre-crumbled feta for better texture

Adaptation: omit for a dairy-free version, or use a dairy-free feta alternative

Technique notes

  • Seal the parchment and foil edges tightly and check partway through the roast that steam hasn't escaped from a loose corner, which would dry out the meat before it's done.
  • Use a fork to test the lamb through a small opening near the end of roasting - it should shred with almost no resistance when fully done.
  • Watch the broil step closely; it only takes a few minutes to brown the top and it's easy to scorch the feta if left unattended.

Ingredient swaps

Gluten-free direction
This dish is naturally gluten-free as written.
Dairy-free option
Omit the feta entirely, or use a dairy-free feta-style crumble, and rely on extra lemon and oregano for the missing salty tang.
Weeknight shortcut
This isn't a quick dish, but the marinating and sealing can be done the night before, leaving only the roast itself for the day you plan to serve it.

Serve alongside

  • Greek salad with olives
  • warm crusty bread for the pan juices
  • steamed green beans with lemon
  • a full-bodied Greek red like agiorgitiko
  • a dry rose

Serving suggestions only — check pairings for your household's allergens.

Storage & reheating

  • Refrigerate leftover lamb and potatoes together up to 3 days.
  • Reheat covered in a low oven with a splash of stock to keep it moist rather than microwaving.
  • The cooked lamb also freezes well for up to 2 months.

Equipment

  • large roasting pan
  • parchment paper
  • heavy-duty foil
  • sharp paring knife

Make this household-aware

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