Cut boiled potatoes into thin slices; then fry 1 chopped onion in 2 tablespoonfuls of butter. Add 3 ounces of grated cocoanut, 1teaspoonful of curry-powder and 1 cup of milk, salt and cayenne pepper to taste. Let boil up. Add the sliced potatoes and a sprig of parsley chopped. Let simmer a few minutes and serve hot.