[header] How to care for cast iron [title] Preheat your oven. [step] Set your oven to 325 ° f (163 ° c) and let it heat up. The process of seasoning cast iron involves coating it with a layer of oil and baking it. 
Seasoning, or curing, the pan will cover it with a non-stick surface, make the pan easier to clean, and protect it from rust. [substeps] Most new cast iron pans come pre-seasoned, but you'll have to season any that haven't been cured by the manufacturer.