Is anyone familiar with the type of finish on the cooking surface of this skillet? Looks like tree trunk rings growing out all the way to the edge and had a smoother
The Best Egg Rings
VERY NICE Wagner Ware Sidney O No. 9 Cast Iron Skillet With Heat Ring, Antique Cookware - Etsy
Cast Iron Wok Support Ring Burner Ring for Gas Stove Rack Pot Holder Anti-skid Time-saving and Energy-saving for 5 claws racks or grates - Walmart.com