Are you familiar with the concept of seasoning cast iron cookware? The intention behind the process, which is essentially baking oil into the cookware, is to make it a nonstick surface and to help protect it from rusting. People are pretty intense about their cast iron, which probably explains all the memes against washing the cookware in a dishwasher or (gasp!) using soap. Contrary to what some may believe or tout on the Internet, it's OK to use a little soap on cast iron, as long as you reple…