Mushroom soup with potatoes
1 kg of mushrooms, 500 g of potatoes, 1 carrot, 1 parsley root, 2 onions, 3-4 tomatoes, 4 tablespoons of table oil, 1 jar of yoghurt or 4 tablespoons of sour cream, 3 eggs, 1 tablespoon of tomato broth, 1 tablespoon of flour, salt, pepper.