Bengali Kosha Mangsho Recipe is a flavor packed Indian curry made with mutton pieces in a pressure cooker. This dish is exclusively made during the special occasions like Durga Puja (Navratri) or Poila Baisakh (Bengali New Year).
To start, marinate the mutton with grated ginger and garlic. Then add the yogurt and the rest of the spice powder. Rest it for 2 hours.
Make a paste of the ginger garlic and onion and keep aside.
Then heat the pan with mustard oil, temper the spices, add the onion ginger garlic paste and sauté it until it has softened and the raw smell has gone away. Add the tomato till it is well done. Keep it aside to cool and blend it into a smooth paste using a blender.
Heat the pressure cooker, add more oil and temper it with mustard seeds, black pepper, cinnamon stick, bay leaves cardamom and sugar. Add in the tomato - onion paste with all the masala powders, lemon juice and fry about 5 minutes.
Now add the marinated mutton, the pumpkin and the oats and stir well into the gravy.
A 1 cup of water and cook the mutton covered for 5 whistles. Once the pressure has been released, check the salt and pepper to taste and garnish with some chopped coriander leaves.
Serve it along with hot steamed rice or a phulka for lunch or dinner.