1Place deep cuts on both sides of each chicken drumstick using a knife and set aside.
2In a bowl, mix ginger garlic, green chilli paste, lemon juice, and water.
3Add the chicken drumsticks to the bowl, ensuring they are completely submerged in the mixture.
4Cover the bowl and marinate for 2 hours.
5Remove the chicken from the marinade and transfer to another bowl.
6Add crushed red chilli, salt, coriander powder, Kashmiri red chilli powder, cumin powder, black pepper powder, tomato ketchup, and lemon juice to the chicken.
7Mix well, cover, and marinate for 3-4 hours.
8Add all-purpose flour and cornflour to the marinated chicken and coat all pieces properly.
9For air frying, spray non-stick spray on the marinated drumsticks and air fry at 180°C for 10 minutes, flip, and continue for another 8 minutes.
10For deep frying, heat cooking oil in a wok and fry the marinated chicken over low flame until golden brown.