Fry the onions on medium flame and then add ginger and garlic paste and fry it and then add chicken and cook until it colour become change.

And then add all spices and then add dahi and mix it.

And then add tomatoes and cover it and cook it for 2 to 3 minutes and remove it's skin and mash it.

And then add lemon juice and green chills.

And then cook it into low flame for 10 to 15 minutes and then garnish it with Coriander and ginger.