Tuna Noodle Casserole with Bechamel Sauce

Details

Ingredients

• ½ (16 ounce) package penne pasta
• 5 tablespoons salted butter, divided
• 3 tablespoons all-purpose flour
• 2 ½ cups cold milk
• 2 tablespoons dried minced onion
• 2 leaf (blank)s bay leaves
• ⅛ teaspoon cayenne pepper
• ½ teaspoon salt, divided
• 2 (6 ounce) cans tuna in water, drained
• 1 ½ cups frozen peas
• 1 ½ cups grated Colby-Jack cheese
• ½ teaspoon freshly ground black pepper
• 4 slices bread, cut into 1/2-inch pieces
• ¼ cup grated Parmesan cheese