Mix baking soda with distilled water at a 2:1 ratio into a paste; Iowa State Extension says baking soda can help loosen grime from a cool iron soleplate

Keeping your iron spotless is essential to avoid transferring grime onto your clothes. To tackle the build-up on the soleplate, mix baking soda with water to create a paste. This gentle yet effective formula removes dirt and grease while protecting the surface. Always remember to unplug and cool your iron before starting the cleaning process.