Boil the egg hard for about 10 minutes. Then quench, peel and let cool
Peel and chop the onion. Dice salmon finely. Mix vinegar, mustard, salt, pepper and sugar. Whip oil into it. Mix onion, salmon and capers with the marinade. Cover and allow to stand for a while
Wash the lettuce leaves and pat dry. Roast the toast slices and cut them in half diagonally. Cut the egg into eight pieces. Arrange lettuce leaves, salmon tartar and egg on the toast
When you hear capers, you think of Königsberger meatballs. Mediterranean cuisine shows that the fine buds have more to them. There they refine meat, fish, pasta and pizza. Capers lie in vinegar brine and keep well stocked even when they have just begun.