How to Make It
Melt the butter in a large saucepan. Add the paprika and a pinch of pepper. Add the scallops and cook over moderate heat for 2 minutes, stirring a few times. Add the shrimp and cook, stirring, for 1 minute. Add the cream and heat until steaming; do not boil. Remove the pan from the heat and let the stew stand for 2 hours.
Reheat the stew over low heat; do not boil. Season with salt and pepper and serve in bowls.