Clean the prawns and let it drain.
Heat a pan with cooking oil, add cumin seeds, then add the ginger garlic paste to the oil. Fry for 1 min, then add cloves, cinnamon, cardamom and fennel seeds. Fry for a minute.
Then, add finely chopped onions. Sauté till they turn pink. Then, add tomatoes. Fry till they become mushy.
Now, add the prawns, fry on high flame till they are well mixed. Add salt and turmeric powder. Simmer for 5 mins.
Water will come out of the prawns, fry till it evaporates.
Then, add the red chili powder, coriander powder. Simmer for 5 mins. Oil should come out by now.
Then, add 250 ml water. Bring to boil. Let it boil for 10 mins, till the water evaporates. Cook till you get the consistency you want.
Add cashew paste and combine well.
Garnish with coriander leaves. Serve with pooris.