For areas with extra buildup, a gentle brush or a second round of steaming can do the trick. This method avoids harsh fumes, making it safer for families and pets, while also being energy-efficient. Using it regularly—about once a month—can prevent buildup, improve cooking performance, and even reduce fire risks caused by leftover grease.

Nana’s trick is proof that effective solutions don’t have to be complicated. By using the oven’s own heat as a cleaning tool, you save time, protect your hands, and create a cleaner, healthier kitchen. The next time your oven needs attention, this gentle, practical approach can give you a sparkling result in under 90 minutes.