In a large bowl, combine the chicken with the salt, chili powder, turmeric powder, garlic paste, ginger paste and cumin powder. Leave to marinade for at least 30 minutes

In a pan, heat up the oil Add the onions and fry until browned. Add the marinated chicken and cook for 10 minutes. Add tomatoes and mix. Cover and cook for 6-8 minutes. Add the coconut milk and water. Cover and cook for 15-20 minutes.

Add coriander to garnish. Serve warm with homemade naan bread.