Take chicken clean and marinate with chilli pwd, salt, coriander pwd, turmuric, gingergarlic paste mix well and keep a side for 4hrs.
Now take a pan add oil, cumin seeds, shallots sliced then add curry leaves mix well then add grated coconut mix now add the marinated chicken mix well and close it with a lid and cook till the chicken is done.
Once the chicken is 90% done add pepper pwd, green chillies, garamasala kerala mix and cook till the chicken is dry do not cover with lid now.
once the chicken is dry or roast top it of with chopped coriander.