In a pan add oil , cardomom,clove,cinnamon,peppercorn,fennel seeds, onion . cook till onion becomes soft dont make it brown then add greenchilli,gingergarlicpaste,curryleaves, saute well then add the potatoes, chicken pieces and medium coconut milk salt and cook till done then add thick coconut milk . cashewpaste and cook for 5 mins until gravy thickens and switch off the gas .finally garnish with fried small onion and curryleaves