We do not have courgettes in India, but we do have a variety of similar squashes which are often cooked with prawns and other seafood. Here is one such combination. I prefer to use relatively small courgettes that weigh about 110g/4oz each. If you can only get larger ones, just cut them appropriately so that each piece is just a little larger than a prawn.
I like to serve this with Spiced basmati rice or Plain long-gr