10 medium sized potatoes
5 tablespoons of sour cream
1 tablespoon of flour
2 tablespoons of vegetable oil
Salt and pepper to taste
Chop the onions and fry them in the vegetable oil. Rub the mushrooms clean, chop and then and add to the pan. Season with salt and pepper.
Grate the potatoes and season with salt and pepper. Brush a large baking tin with butter and put a half of the grated potatoes there.
Grate the cheese. Put the mushrooms onto the potatoes, coat them with 1-2 table spoons of sour cream and sprinkle with half of the grated cheese.
Put the second half of potatoes over the cheese, coat with the remaining sour cream and sprinkle with the second half of cheese. Heat the oven to 180C.
Bake in the oven until cooked through and golden on top