Clean, wash and cut the beans into fine pieces. Cook in boiling salted water for about 10 minutes, drain and drain. Cut cheese into sticks. Clean and wash radishes, cut into fine slices. Wash and halve tomatoes.
Cut radicchio into quarters, cut out the stalk. Cut lettuce into fine strips, wash and drain. Cut pears into slices, remove seeds, cut into pieces and sprinkle with lemon juice. Chop walnuts for the marinade. Peel and finely chop the onions. Beat the onions, egg yolks and vinegar. Season with salt, pepper and mustard. Add oil and port wine bit by bit. Fold in walnuts.
Beat the onions, egg yolks and vinegar. Season with salt, pepper and mustard. Add oil and port wine bit by bit. Fold in walnuts. Mix marinade with prepared salad ingredients. Sort lamb's lettuce, wash and carefully fold in