Onion salad with cheese

Cut the onions into rings, scald with boiling water and marinate in a mixture of vinegar, sugar and water for 15 minutes. Drizzle the apples with straws, finely chop the eggs. Put in the salad bowl in layers in the following order: -marinated onions; - chopped eggs; - apples. Wash each layer with mayonnaise. Top the salad with grated cheese and dill greens.