Old-Fashioned Dressing

Ingredients

• 1/2 cup butter, cubed
• 2 celery ribs, chopped
• 1 cup sliced fresh mushrooms
• 1 medium onion, chopped
• 1/2 cup minced fresh parsley
• 2 teaspoons rubbed sage
• 2 teaspoons dried marjoram
• 1 teaspoon dried thyme
• 1 teaspoon poultry seasoning
• 1/2 teaspoon pepper
• 1/4 teaspoon salt
• 6 cups cubed day-old white bread
• 6 cups cubed day-old whole wheat bread
• 1 can (14-1/2 ounces) chicken broth