Perfect DIY Carpet Cleaning Method Recipe - 1 part vinegar, 2 parts water. Mix together in spray bottle. Spray stain and cover with damp rag. Set your iron on stain release (high steam setting) and iron over rag about 30 seconds. May have to repeat a couple of times depending on stain. This is only for ORGANIC stains. (Food, pets, dirt, etc). DO NOT USE FOR INK!