Preheat oven to 375 degrees. Salt and pepper chicken breasts and evenly season with Italian seasoning. In a large skillet over medium high heat add the butter. Brown each side of the chicken and place in 9x13 inch baking dish.
Add the mushrooms, and chicken broth and simmer until tender. Add to baking dish. Bake for 15 mins uncovered. Top with cheese and bake an additional 5 until cheese is melted and chicken is cooked throughout. Garnish with fresh chopped parsley.