Wash the fish fillet, dab dry and dice finely. Puree with the egg white, ice cubes and lemon juice. Stir in cream, season with salt and pepper and chill. For the sauce, wash the herbs and, except for something to garnish, puree. Peel and chop the onion. Stir prepared ingredients and yoghurt until smooth. Season with salt, pepper and horseradish.
Clean and wash lettuce and pluck into bite-sized pieces. Clean, wash and thinly slice the cucumber and radishes. Form fish puree into 16 balls and let them simmer in boiling salted water at medium heat for 5-7 minutes. Serve the salad ingredients and some sauce with the fish balls. Serve garnished with lemon slices and herbs. Add the rest of the sauce extra
Per person approx. 280 kcal / 1170 kJ