How to season your cast iron skillet (or cast iron anything) It's not as hard as people make it sound! Shep McAllister FacebookTwitterEmail While nonstick pans arrive at your doorstep with a chemically treated nonstick coating that degrades over time, cast iron skillets can be seasoned, re-seasoned, and seasoned yet again to restore and enhance their non-stick qualities for years, and even decades. While taking proper care of your pan and cleaning it correctly means that you shouldn’t need to re-season it often, seasoning is a simple process that can restore your skillet to its former glory or even make it perform better than it did the day you bought it.