Slow-Roasted Lamb Shoulder with Lemon and Oregano

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Tender lamb shoulder slow-roasted with bright lemon and fragrant oregano for a rich, savory Greek-inspired main dish. This mediterranean-inspired greek (mediterranean) ready in about 250 minutes pairs bone-in lamb shoulder, fresh lemon juice, olive oil for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 520 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 40 min Cook: 210 min Serves 6 Mediterranean cuisine 520 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 325°F. In a small bowl, combine 1/4 cup fresh lemon juice, 3 tbsp olive oil, 2 tbsp chopped fresh oregano, 5 minced garlic cloves, 1 1/2 tsp sea salt, and 1 tsp freshly ground black pepper to form a marinade.
  2. Step 2: Rub the marinade all over the 4 lb bone-in lamb shoulder, massaging it into the meat and under the skin where possible. Let it marinate at room temperature for 30 minutes.
  3. Step 3: Place the lamb shoulder in a roasting pan and pour 1 cup water into the pan to keep the meat moist. Cover tightly with foil and roast for 3 hours, basting the meat every hour with pan juices.
  4. Step 4: Remove the foil and roast uncovered for an additional 30 minutes, until the lamb is tender and the edges are browned and slightly crisp. Let rest for 15 minutes before carving.

Frequently asked questions

How long does Slow-Roasted Lamb Shoulder with Lemon and Oregano take to make?

Total time is about 250 minutes (40 min prep + 210 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Slow-Roasted Lamb Shoulder with Lemon and Oregano?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep bone-in lamb shoulder from drying out.

Can I substitute ingredients in Slow-Roasted Lamb Shoulder with Lemon and Oregano?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Slow-Roasted Lamb Shoulder with Lemon and Oregano for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Slow-Roasted Lamb Shoulder with Lemon and Oregano?

Mediterranean greek like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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