Spaghetti all'Assassina (Killer Spaghetti)

There’s a definite skill to mastering this unconventional method of cooking spaghetti, but you only need one or two tries to figure it out, and it’s well worth the effort. The resulting pasta, cooked in a brothy tomato sauce and then sort of dry-fried to give it a crunchy, caramelized bottom layer, is infused with rich, sweet and spicy tomato flavor. It…