Peel the onion and cut into fine strips. Wash cutlets, dab dry and cut into fine strips. Heat oil in a pan and fry the pork in portions.
Remove and put aside. Season with salt and pepper. Sauté onion in frying fat. Dust with paprika. Add stock and 150 g cream. Let simmer for about 5 minutes. Season with salt and cayenne pepper.
In the meantime, stir the starch with 1 tablespoon of water until smooth and thicken the sauce with it. Add the meat to the sauce and spread it in an ovenproof dish (1.2 litres capacity). Cover slices of bread with cheese and layer on the shredded meat.
Stir the rest of the cream, milk and eggs until smooth. Season with salt and nutmeg. Pour the egg mixture over the slices of bread and bake in a preheated oven (electric range: 200 °C/ gas: level 3) for approx. 45 minutes until golden brown.
Garnish with parsley.