Shrimp Boil and Andouille Sausage Spaghetti Bake is so delicious because we added Old Bay to the pasta water so it has a ton of flavor.   That's why we've choose our  favorites with these foil packs and sheet-pan recipe — and now spaghetti. But this Shrimp Boil and Andouille Sausage Spaghetti Bake is so delicious because