Από βίντεο μαγειρικής:
These English muffins, because they have buttermilk in them, the longer they sit, two or three days, they're gonna pick up a little more tang to them which is delicious. You actually want that out of an English muffin.
Το Wiktionary λέει τα εξής, μεταξύ άλλων, για το...