Finely chop the green onion, salt, mix, mix with curdled milk and sunflower oil.
Hard boil the eggs, 9 minutes, cool under running cold water and peel. Cut the eggs into fairly large pieces.
Remove stems and greens from radishes. Cut the radish into thin slices. Cut cucumbers in the same circles.
Salt cucumbers and radishes, mix with green onion dressing with yogurt and butter, pepper, arrange on plates. Sprinkle with chopped eggs, a little more salt and pepper and serve.