Cook the eggs in boiling water for about 2 1/2 minutes. Quench eggs cold and peel them. Sort spinach, wash and shake dry. Wash and halve the tomatoes. Clean, wash and slice radishes
For the vinaigrette, whisk 4 tablespoons of vinegar, salt, pepper and sugar. Add the oil drop by drop. Mix mayonnaise, crème fraîche, mustard and 2 tbsp vinegar
Mix spinach, tomatoes, radishes and vinaigrette, arrange in plates. Halve the eggs and spread on the salad. Drizzle with mayonnaise sauce. Cut cress from the bed and sprinkle on salad