Tips On How To Clean Oven Racks!ContentsUsing AmmoniaWant That Spring Cleaned Feeling All 12 Months? Subscribe To Get ..Out Of Sight CleaningTips On How To Clear An Oven With AmmoniaThen, seal the bag and let it sit outdoors in a single day. The next day, rinse off the oven racks with water, dry them with a towel, and slide them back into the oven.