Rogan Josh (Kashmiri Lamb Curry) – A Rich, Aromatic Classic

🥘 Quick overview

• Serves: 4
• Prep time: 20 minutes
• Cook time: 1 hour 45 minutes (plus optional marinating)
• Difficulty: Medium
• Works best with: lamb shoulder or leg, cut into large chunks

A note on Rogan Josh (and why it tastes so distinctive)

Rogan Josh is known for its fragrant, layered spice profile rather than aggressive heat. Kashmiri chilli powder is prized because it gives colour and a gentle warmth. Yogurt helps round out the spices and creates a silky sauce when added carefully at a low temperature.

🛒 Ingredients

For the curry

• 800 g lamb (shoulder or leg), cut into 4–5 cm chunks
• 3 tbsp ghee or neutral oil
• 2 medium onions, finely chopped
• 4 garlic cloves, grated or minced
• 20 g fresh ginger, grated
• 200 g plain full-fat yogurt
• 2 tsp Kashmiri chilli powder (or 1½ tsp sweet paprika + ½ tsp chilli powder, to taste)
• 1 tsp ground turmeric
• 1 tsp ground cumin
• 1 tsp ground coriander
• 4 green cardamom pods, lightly crushed
• 2 cloves
• 1 cinnamon stick
• 1 bay leaf
• 200–300 ml water or unsalted stock (add as needed)
• Salt, to taste

Optional finishing touches

• A small handful of chopped fresh coriander or mint
• Lemon wedges

🔥 Method (step by step)

1. Bring the lamb closer to room temperature. Take it out of the fridge 20–30 minutes before cooking. Pat dry and season lightly with salt.
2. Temper the whole spices. Heat ghee/oil in a heavy pot over medium heat. Add cardamom, cloves, cinnamon and bay leaf. Stir for 30–45 seconds until fragrant.
3. Build the base. Add onions and cook until deep golden, 10–15 minutes. If they catch, splash in a tablespoon of water and scrape the bottom.
4. Add aromatics. Stir in garlic and ginger; cook 1 minute until the raw smell disappears.
5. Bloom the ground spices. Add cumin, coriander, turmeric and Kashmiri chilli. Stir for 10–15 seconds only—don’t let them scorch.
6. Add yogurt gently. Lower the heat. Add yogurt one spoonful at a time, stirring constantly so it doesn’t split.
7. Coat and sear the lamb. Add lamb pieces and stir well so everything is evenly coated. Cook 5–7 minutes, stirring occasionally.
8. Simmer until tender. Add 200 ml water/stock, bring to a gentle simmer, cover and cook on low for 75–90 minutes, stirring now and then. If it looks dry, add a splash more liquid. The sauce should thicken and cling to the meat.
9. Season and rest. Taste and adjust salt and chilli. Rest off the heat for 10 minutes before serving—this helps the sauce settle.

🍚 How to serve

Rogan Josh is at its best with plain basmati rice, naan or roti. Add fresh herbs for brightness, and a squeeze of lemon if you want to lift the richness.

Tips & common mistakes (so the sauce stays smooth)

• Prevent curdling: keep the heat low when adding yogurt, and add it gradually while stirring.
• Colour vs heat: Kashmiri chilli is mainly for colour and aroma. If you use hot chilli powder, start small and adjust at the end.
• Don’t rush the onions: their slow browning adds sweetness and depth that balances the spices.
• Better the next day: like many slow curries, it often tastes even richer after a night in the fridge.

Storage & reheating

• Fridge: 3–4 days in a sealed container.
• Freezer: up to 2–3 months (cool completely before freezing).
• Reheat: gently on the stove with a splash of water if needed; avoid a hard boil to keep the sauce silky.

Our picks

• If you want the Rogan Josh flavour profile with less measuring, try AHG Paste Rogan Josh 50 g (handy for quick weeknight curries).

Related category

• More inspiration: Recipes

❓ FAQ

Can I make Rogan Josh with beef or chicken?

Yes. Beef works well with a longer simmer. Chicken cooks faster—add it after the onions and spices are ready, then simmer until just tender (about 20–25 minutes).

Is tomato required?

Not necessarily. Many home versions skip it. If you like a slightly tangier sauce, you can add 1–2 tbsp tomato paste with the ground spices, but keep the yogurt as the main body.

How spicy is it?

Typically medium-mild if made with Kashmiri chilli. Heat depends on the chilli powder you use.