Liz Heinecke hollows out a Gala apple, packs it with baking soda and food coloring, then pours in apple cider vinegar to trigger a fizzing carbon dioxide reaction — with no mess.

Add Yahoo as a preferred source to see more of our stories on Google. "Vinegar is acidic and baking soda is abrasive," explains cleaning professional and home and organizing expert Dominique Dalton.