Clean, wash and drain the spinach well. Peel and finely chop the onions. Wash potatoes thoroughly, brush them if necessary. Cook the potatoes in salted water for about 20 minutes. Heat 1 tablespoon of oil in a large pot and fry the onions until transparent.
Add half of the spinach, let it collapse a little bit, add the rest of the spinach, let it collapse, bring it to the boil and let it simmer for 8-10 minutes at medium heat in an open pot. Season with salt and pepper.
Wash the meat and dab dry.
Add cooking cream to the spinach, bring to the boil, stir in the sauce thickener, bring to the boil, simmer for 1 minute and season with salt, pepper, nutmeg and sugar. Keep warm. Heat 2 tablespoons of oil in a frying pan. Fry the meat on each side over high heat for about 2 minutes.
Season with salt and pepper.
Heat clarified butter in a frying pan, beat the eggs one after the other, let them slide in and fry them at medium heat for about 2 minutes. Season with salt and pepper. Arrange meat with egg, spinach and potatoes on plates.
Add the remaining spinach extra.