Scrub skillet well in hot soapy water.
Spread a thin layer of melted shortening or vegetable oil over the skillet.
Place it upside down on a middle oven rack at 375°. (Place foil on a lower rack to catch drips.)
Bake 1 hour; let cool in the oven. Watch the video:
Learn How to Prepare, Cook With, and Clean a Cast Iron Skillet Reviewed by Justin Jamil on 14:55 Rating: