Scialatielli with Stewed Octopus

This is one of my favorite ways to eat octopus: braised in sauce, so that it releases a ton of flavor (and a beautiful purplish color) into the sauce as it cooks, which becomes deliciously concentrated as it reduces. (If you have any leftover after making the pasta, I highly recommend grabbing some crusty bread to sop it up, or making a little stewed octopus bruschetta for a snack.) Scialatielli is a pasta from Sorrento that is distinctive because of the inclusion of milk (and sometimes som