The first step: basic cleaning and safety
Before you begin, unplug the oven and make sure it is completely cold.
Remove the racks, trays, and everything inside.
If you can remove the oven door (many models allow it), even better: it will make it easier to access the more complicated areas.
Cleaning with the oven empty and clear is the first step to make the trick really work.
Japanese steaming method: vinegar and hot water
In Japan, the use of steam combined with natural ingredients is an ancient technique for disinfecting and removing tough dirt.
