Defrost the fish fillets and sprinkle with lemon juice. Salt it and let it steep a little. In the meantime clean and wash the leek and cut it into fine rings. Melt the fat and fry the leek in it. Add rice, salt and deglaze with 3/4 litre water.
Cook for about 20 minutes at medium heat. For the sauce, finely dice bacon and onion. Fry lightly in 1 tablespoon of oil. Dust with 1 level tablespoon of flour, stir in mustard. Deglaze with broth. Bring to the boil while stirring constantly. Season to taste with salt and pepper. Whisk eggs. Put the rest of the flour and eggs in 2 plates. Turn fish fillets one after the other in and eggs.
Bring to the boil while stirring constantly. Season to taste with salt and pepper. Whisk eggs. Put the rest of the flour and eggs in 2 plates. Turn fish fillets one after the other in and eggs. Bake in the remaining hot oil until golden brown. Serve garnished with lemon, parsley and gherkins
Waiting time approx. 45 minutes