How to Get Sparkling Clean Oven Racks in 5 Easy Steps! �� What You’ll Need: Large trash bag or bathtub Baking soda Dish soap White vinegar Scrub brush or sponge Hot water Instructions: Place the oven racks in a large trash bag or bathtub. Sprinkle a generous amount of baking soda over the racks. Add a few tablespoons of dish soap and pour in hot water to cover the racks. Seal the bag or fill the tub, and let the racks soak for 3–4 hours (or overnight for tough grime). Remove racks, scrub with a