How Can I Clean Tough Stains From My Baking Sheets?

Q: I baked a sweet potato on a cookie sheet and some of the sugar leached out and burned leaving me with a few black spots that are not coming off. I've tried Bar Keeper's Friend and soap/water, the black spots are still there. Any tips on getting the cookie sheet clean?

Sent by Amy

Editor: Amy, if even a scrub with Bar Keepers Friend isn't helping, I'd probably just keep it as-is and use it as a designated "messy" baking sheet. Here's a post explaining why battered baking sheets are actually a great tool to have on hand:

Readers, do you have any suggestions for cleaning tough stains off of baking sheets?

Next question?

Related: How Do I Clean Stubborn Stains From My Stainless Steel Pan?

(Image: Emma Christensen)