Shell the Prawns and slit the back right along and remove the heads. Use a large flat pan and heat salted butter, in the pan. Toss in the prawns, once the prawns have changed colour, around four Minutes. Pour a quarter cup of cream over the prawns and let it simmer for another minute. Grate cheese and sprinkle over the prawns, Remove the sauce into another pan and add a pinch of chillie powder to give a touch of hotness to the sauce. Now pour the sauce over the prawns.