1 kg potatoes, 100 g butter, 2 eggs, 4 tbsp. flour, 300-400 g mushrooms, 1 onion, salt to taste.

Peel potatoes, boil, ceiling (until mashed). Then add butter, egg, flour. Put a part of the potato in a floured dish, put boiled and lightly fried mushrooms with onions on top and cover with a thin layer of the remaining mashed potatoes. Lubricate the top layer with oil. Put in the oven and keep there until the top layer is browned. Pull out and place on a platter.