Heat oil in a pan/kadai.
Add the chopped onions and fry on medium heat for 5-6 mins till translucent.
Now add the Ginger garlic paste and fry for 2 mins on low heat.
Add turmeric, red chilli and coriander powders and mix it well. Fry it on low heat for 2-3 mins after adding a splash of water.
Now add the chicken pieces, mix well and fry it on medium heat for 5-6 mins till the chicken is browned well.
Add the salt and mix it well.
Now add the cashew-red chilli-tomato paste, mix well and fry for 5-6 mins on medium heat till oil separates.
Add the Garam Masala Powder, mix and cook for 1 min.
Add 200 ml water, mix and cover & cook for 15 mins.
Remove the lid and add Kasuri Methi, mix and simmer for around 2 minutes.
Serve with chapati or rice.