Method

1. 1
   Preheat oven to Gas 4, 180ºC, 350ºF. As fine a curry as you’ll find on the menu at even the best Indian restaurants.
2. 2
   Heat the oil in a large ovenproof pan or casserole pot.
3. 3
   Next, add the lamb cubes and brown on all sides. Add the onion and garlic and continue to cook for 1-2 minutes.
4. 4
   Add the curry powder and spices, coating all the ingredients.
5. 5
   Add all remaining ingredients and bring to the boil. Cover with lid or foil and place in preheated oven for 1½-2 hours until meat is tender and sauce thickened. 10 minutes before the end of cooking add the mango.
6. 6
   Serve with poppadoms and scatter with red onion and coriander.