Slow-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes

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

A rich, slow-cooked lamb curry infused with traditional garam masala spices and fresh tomatoes for a deeply flavorful Indian dish. This indian-inspired lamb ready in about 170 minutes pairs lamb shoulder, cubed, vegetable oil, large onion, finely chopped for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 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: 20 min Cook: 150 min Serves 6 Indian cuisine 450 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 3 tbsp vegetable oil in a large heavy-bottomed pot over medium heat. Add 1 large finely chopped onion and sauté for 6-7 minutes until translucent and golden.
  2. Step 2: Stir in 4 minced garlic cloves and 1 tbsp grated fresh ginger, cooking for 1 minute until fragrant.
  3. Step 3: Add 2 tsp ground coriander, 2 tsp ground cumin, 2 tbsp garam masala, 1 tsp turmeric powder, and 1 tsp red chili powder, stirring continuously for 30 seconds to toast the spices.
  4. Step 4: Add 2 lbs cubed lamb shoulder to the pot, browning the meat on all sides over 5 minutes until it develops a deep color.
  5. Step 5: Pour in 3 chopped medium fresh tomatoes and 1 cup water, stirring to combine. Season with 1 1/2 tsp salt.
  6. Step 6: Bring the mixture to a simmer, then reduce heat to low, cover, and cook gently for 2 to 2 1/2 hours, stirring occasionally, until the lamb is tender and the sauce is thickened.
  7. Step 7: Remove from heat and stir in 1/4 cup chopped fresh cilantro before serving.

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Frequently asked questions

How long does Slow-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes take to make?

Total time is about 170 minutes (20 min prep + 150 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-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes?

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 lamb shoulder, cubed from drying out.

Can I substitute ingredients in Slow-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes?

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-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes 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-Cooked Lamb Curry with Garam Masala and Fresh Tomatoes?

Indian 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.