In a pan, heat oil and add chopped onions and fry them until golden brown.
Now take them out and keep them aside.
Now add pieces of chicken and ginger garlic paste and cook until the water evaporates.
Put garlic cloves and green coriander and blend them together and make chatni.
Now add chatni in the chicken also add yogurt and cook until the water evaporates.
Add crushed red chilies and crushed and roasted cumin and cover it and put it on simmer.
In a frying pan add oil as required and add 10-15 green chilies and shallow fry it.
Put the green chilies in the chicken and add butter in it and again put it on simmer.
Dish it out and garnish with 2 lemons (lemon juice) and fried onions.