Amish Chicken Casserole - Food Gardening Network

Ingredients

• 8 ounces medium egg noodles
• 2 teaspoons salt
• 8 tablespoons unsalted butter
• 1/2 cup all-purpose flour
• 2 cups chicken broth
• 1 cup whole milk
• 1/2 teaspoon freshly ground black pepper
• 1/2 teaspoon poultry seasoning
• 2 cups shredded or chopped cooked chicken breast meat
• 8 ounces button mushrooms, sliced
• 1 cup frozen peas, thawed
• 1∕3 cup chopped onion
• 2 tablespoons chopped fresh parsley