Finely chop bread in the universal chopper. Peel onion and chop finely. Wash the herbs, shake dry and chop or slice finely. Wash lemon hot, dry and finely grate the peel.
Squeeze the lemon.
Heat 6 tablespoons of butter in a frying pan. Fry the onion until transparent. Add toast and fry until golden brown. Remove the pan from the stove. Stir in honey, 5 tbsp lemon juice and herbs. Season with salt, pepper and paprika.
Let it cool down a little.
Grease an ovenproof dish (approx. 20 x 30 cm). Wash the fish, dab dry and cut into 4 pieces. Place them side by side in the casserole dish. Sprinkle with lemon peel. Season with salt. Beat the egg white until stiff.
Fold the beaten egg white into the bread mixture and spread it on the fish. Bake in the preheated oven (electric cooker: 225 °C/circulating air: 200 °C/gas: see manufacturer) for approx. 25 minutes. Serve with rice and a mixed salad.