Heat the butter and oil together in a frying pan.
Add the onions and red pepper and fry until soft.
Add the garlic and cook for a further minute or two.
Add the chilli flakes, ground paprika and seasoning, and cook for another minute.
Add the coconut milk and water, stir, and allow to cook for a coupe of minutes.
Add the fish, prawns and rice noodles, stir, and cook until the noodles are soft.
Sprinkle with some fresh herbs and eat immediately. Enjoy!