How to make
For the sauce, mix the yolks of the 2 boiled eggs with the sugar, salt and vinegar.
Then add the mustard, cream, grated horseradishes and very finely chopped whites of the 2 eggs and the pickles.
Pour the sauce in a shallow dish and arrange the halves of the 5 boiled eggs on top. Sprinkle with finely chopped green onions and serve.