In a pan add 4-5 tbsp of oil keep on medium flame and fry onions till nicely browned up add curry leaves and garlic, saute then add tomatoes and all spices and salt
cook on med flame to a paste like formed add potatoes n little water and half
cook then add prawns n mango and let it cook till done, (if its watery due to prawns keep on high flame).
garnish with corriander and chilli flakes
