Potatoes boiled in a uniform. Cool a little, peel, chop coarsely.
Wash the mushrooms, cut into plates. Peel the onion and cut it into half rings. Fry half of the onion and mushrooms in preheated oil for 7 minutes. Cucumbers cut into slices.
Lay out the potatoes, pickled cucumber rings in layers.
Leftover onion and mushrooms. Season with vegetable oil, adding a little brine.
To interfere. The salad is served on lettuce leaves.
