All woven fabrics are made from fibers, which have beenAcut into short lengthsCspun into filaments.Btwisted into yarnDbulked and crimped
you don't need anything but the panWhat would be the point of covering an aluminum cookie sheet with aluminum foil to bake the cookies? I have never used wax paper or parchment eitherNo needCookies were baked long before any of that was invented or used outside restaurants.
ANow, break the tie by doing your own HOMEWORK.
Yes you can, the cookies may brown faster but clean-up will be easierBuy some parchment paper, you'll get much better results.