Grind the paste.
Add about 3 Tbsp of cooking oil, bring to medium heat, then fry the paste at medium heat until the paste turns dark red, and oil exudes from it.
Add the onions and fry until soft, then the potatoes and chicken pieces, curry leaves and thin coconut milk in this order, frying until the ingredient change color slightly each time.
Simmer until potatoes and chicken are cooked. Then add coconut cream.
Bring to boil and then season with salt, lemon and pepper to taste.
Serve with anything you fancy.