Tuna Noodle Casserole with Bechamel Sauce

By Diana71

4.0 / 5

15min

1h 10min

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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