Food Window Cleaning Yankee Magazine • September 23, 2007 • Add Comment 0.00 avg. rating (0% score) - 0 votes Window Cleaning Ingredients He told me to put three to four drops of Dawn dishwashing liquid into a 30- to 32-ounce spray bottle. First spray and rub with a microfiber cloth to loosen dirt and oils. Then spray once more and use a squeegee. Instructions It really works! I never buy glass cleaners!