Heat the oil in a pan. In the meantime, peel the onions and garlic. Cut the onions and the chilli pepper into rings. Press the garlic. Now fry the onions, chili rings and garlic in the pan until the onions are translucent.
Put the coconut milk in a saucepan and warm it up. Add the prawns with the curry paste as well as the chilli, garlic and onions. Cook for about 12 minutes and season with a little salt. Serve hot.