Overnight Salmon Bake

Ingredients

• 3 tablespoons margarine or 3 tablespoons butter
• 3 tablespoons all-purpose flour
• 14 teaspoon salt
• 18 teaspoon pepper
• 34 cup chicken broth
• 12 cup milk
• 3 12 ounces uncooked noodles (mafalda)
• 1 (14 1/2 ounce) canned salmon, drained and flaked
• 1 (9 ounce) bag frozen chopped broccoli, thawed and drained
• 12 teaspoon onion powder
• 14-12 teaspoon dried tarragon leaves
• 1 cup milk
• 12 cup unseasoned breadcrumbs
• 2 tablespoons grated parmesan cheese
• 2 tablespoons margarine or 2 tablespoons butter, melted