"Creamy, substantial and hearty enough to feed a crowd, this turkey tetrazzini recipe represents everything we love about casseroles...."
INGREDIENTS
•
1 package (16 ounces) spaghetti
•
2 medium onions, chopped
•
9 tablespoons butter, divided
•
1 pound sliced fresh mushrooms
•
1 large sweet red pepper, chopped
•
1/2 cup all-purpose flour
•
1 teaspoon salt
•
6 cups 2% milk
•
1 tablespoon chicken bouillon granules
•
6 cups cubed cooked turkey breast
•
1 cup grated Parmesan cheese
•
1-1/2 cups dry bread crumbs
•
4 teaspoons minced fresh parsley