Preparation time: Wash the potatoes and cook in boiling salted water for about 20 minutes. In the meantime, boil egg in boiling water for 10 minutes until hard. Finely dice cucumbers. Clean and wash radishes and cut them into sticks. Wash chives, dab dry and cut into fine rolls. Quench the egg cold, remove the shell and dice the egg finely. Mix salad cream and yoghurt.
Season to taste with salt, pepper and sugar. Add cucumber, radish, chives and egg to the yoghurt. Wash the chervil, dab dry and pull the leaves off the stalk. Quench potatoes cold and peel off the skin. Sprinkle with coarse salt and chervil leaves and arrange on a plate with turkey sour meat and some tartar sauce. Add the rest of the tartar sauce extra