clean the chicken and add salt, turmeric powder and lemon juice and soak for 15 mins
heat the pan without oil and add all the chettinadu masala ingredients except coconut and saute it till it turn light brown
now add coconut with that chettinadu masala and make a fine paste
heat the oil in the pan and add chopped onion and saute it till it turn to golden brown
add curry leaves and ginger garlic paste and mix it
add chopped tomato and mix well
now add chettinadu masala paste and cook till the raw smell comes out
now add soaked chicken and mix well.
if required add little water and allow to boil the chicken
now chettinadu chicken is ready. serve with hot rice