Lamb potato roast

Lamb shoulder 1.5 lb., cut into 2.5 cm pieces, turmeric powder 1/2 tsp., salt to taste, mustard sauce 2 tsp., ginger garlic paste 1 tsp., shallots 2, chopped, x altogether and pressure cook.
1 potato into 2 cm cubes, cooked, onion 1, chopped, ginger 1 inch piece, garlic cloves 4, both chopped, pepper powder 1 tsp., coconut oil 1 tbsp.

Heat oil in a shallow pan, drop in onion sauté till light brown, add ginger and garlic, mutton masala 2 tsp. Sauté , add cooked potato and lamb, combine well, allow the juice to thicken, adjust salt, add pepper powder, mix well, garnish with cilantro.
Transfer into a serving bowl, serve with chapatti.