Heat the sunflower oil in a large pan, cut the chicken breasts into cubes, and cook until the chicken gets color. Then divide Tat Mushroom into four pieces, add it to the chicken and continue to cook. Add Tat Walnut Paste, chicken broth, chopped dill, oregano, dried basil, dried mint, salt, pepper; mix and cook on a low heat. Add heavy cream and continue to cook. Take the chicken with walnuts and mushrooms into an oven dish and sprinkle the grated kashar cheese. Cook in the oven heated at 185 degrees until the cheese gets golden brown. Serve hot.