Wash the potatoes and cook in boiling salted water for about 20 minutes. Boil 8 eggs for about 8 minutes, rinse with cold water, peel and let them cool down. Peel and chop the onions. Knead minced meat, remaining eggs, onions and breadcrumbs.
Season with salt, pepper and mustard. Wrap eggs thinly in the minced dough. Shortly before serving, bake in hot frying fat for 6-8 minutes in portions. For the sauce, wash the herbs and, except for a few for garnishing, chop finely.
Melt the fat. Sweat flour in it. Add cream and chicken soup while stirring, bring to the boil and stir in herbs. Season to taste with salt, pepper and lemon juice. Peel the potatoes. Arrange on a plate with sauce and eggs.
Serve garnished with herbs and lemon wedges.