A few weeks ago we published a roundup of the best ways to clean the kitchen with a lemon. In the comment section of that post, a reader pointed out we’d neglected to mention her favorite way to clean with a lemon, even one that’s been sliced, juiced, and headed for the compost. I tried out her idea, and am now officially a fan of this cleaning tip. Here’s what she suggested. Here’s how it works: Place a lemon peel or a full lemon wedge (even one that’s been juiced!