Chicken cut into pieces with a size according to your taste. To it was added soy sauce, balsamic vinegar, olive oil and a little salt. Leave in the refrigerator for at least an hour - two. Peel the potatoes and cut into thin circles. Bottom and sides of the pan in which you will bake the dish is smeared with butter. Arranged tightly potatoes by salting and sprinkle with a few pieces of butter. Top put chicken. Pour water - to cover the potatoes and put to bake. If during roasting meat is browned and potatoes are not ready yet, the tray is covered with oil fsunflower oven and reduce overhead. mushrooms cut into slices. In a pan melt the butter. Pour the mushrooms and fry until golden brown slightly. Cream is poured into a suitable container and put to boil. Add processed cheese and stir the stove until the feta cheese is melted. To this mixture, pour the mushrooms and seasoned with pepper. When the meat and potatoes are already baked dish is removed from the oven and top pour mushroom mixture. He is back and bake until golden brown. * Chicken can be replaced with meat of chicken legs.