Wash the potatoes thoroughly and cook in boiling water for about 20 minutes. Drain, rinse with cold water and peel, leave to cool. Peel and halve onions and cut them into slices. Cut the potatoes into pieces.
Heat 3 tablespoons of clarified butter in a large frying pan. Add the potatoes to the pan and fry for approx. 10 minutes, turning several times until crispy brown. Add the onion 2-3 minutes before the end of the cooking time and fry it.
Season to taste with salt and pepper.
In the meantime heat 1 tablespoon of clarified butter in a large pan. Fry the Leberkäse for 4-5 minutes while turning, remove and keep warm. Beat the eggs and let them slide into the pan side by side.
Season with salt and pepper. Fry until the egg whites are stiff.
Wash the chives, shake dry and cut into small rolls. Drain the beetroot and cut into slices with a colored knife. Drain cucumbers and cut lengthwise. Arrange liver loaf, fried potatoes, fried eggs, cucumber, beetroot and 1 anchovy fillet each, sprinkle with chives.