[header] How to clean a broiler pan [title] Fill the broiler pan with hot water. [step] If your broiler pan has sides that allow it to hold water, set it on your counter and fill it with water. If the broiler pan has slats or is flat with no edges, put it to soak in the sink or a plastic tub or a basin that's large enough to hold it. 
Make sure the whole surface with cooked-on food is covered with water. [substeps] Warm or cool water may work, but hot is more effective.