Place chicken in a single layer in a 13-in. x 9-in. baking dish. Sprinkle with pepper. Combine the soup, soup mix, sour cream, lemon juice, dill and mushrooms; pour over chicken. Sprinkle with paprika.
Bake, uncovered, at 350° for 1 hour or until chicken is tender. Serve over egg noodles if desired. Yield: 4-6 servings.