Oven-Roasted Rack of Lamb with Garlic and Rosemary

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

A tender rack of lamb roasted to perfection with a fragrant garlic and rosemary crust, delivering a savory and aromatic main dish. This mediterranean-inspired lamb ready in about 33 minutes pairs rack of lamb, garlic cloves, fresh rosemary for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 350 calories and feeds 4, 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.

★ 4.1 (15 ratings) Prep: 15 min Cook: 18 min Serves 4 Mediterranean cuisine 350 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat your oven to 450°F (232°C). Place 1 rack of lamb (about 1.5 pounds) on a baking tray.
  2. Step 2: In a small bowl, combine 4 minced garlic cloves, 1 tablespoon chopped fresh rosemary, 1 tablespoon chopped fresh thyme, 2 tablespoons olive oil, 1 teaspoon kosher salt, and 1/2 teaspoon black pepper to form a paste.
  3. Step 3: Rub this garlic-herb paste evenly all over the lamb rack, ensuring it is well coated.
  4. Step 4: Roast the lamb in the preheated oven for 12 to 18 minutes, depending on your preferred doneness (12 minutes for rare, 18 for medium).
  5. Step 5: Remove the lamb from the oven and let it rest for 10 minutes before slicing between the ribs to serve.

Frequently asked questions

How long does Oven-Roasted Rack of Lamb with Garlic and Rosemary take to make?

Total time is about 33 minutes (15 min prep + 18 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 Oven-Roasted Rack of Lamb with Garlic and Rosemary?

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 rack of lamb from drying out.

Can I substitute ingredients in Oven-Roasted Rack of Lamb with Garlic and Rosemary?

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 Oven-Roasted Rack of Lamb with Garlic and Rosemary for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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 Oven-Roasted Rack of Lamb with Garlic and Rosemary?

Mediterranean lamb 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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