To combat this, use a dishwasher cleaner, like Finish® Dishwasher Cleaner Liquid, approximately once per month, says Redmile. The process is low-effort—simply use as directed: Set an empty machine to the hottest cycle, remove the sticker on top of the bottle’s cap and turn it upside-down on the lowest rack, close the door, and start the dishwasher. As the cycle runs, the cleaning solution tackles all of that built up grease and limescale—even on hard-to-reach parts of the machine, like the filters, spray arms, and pipes. Scrape or wipe items before loading. Simply scrape off any remaining food from your dishes—