Wash the pan with warm water and a small amount of mild soap
Scrub off any factory coating or residue
Rinse thoroughly
Dry completely with a towel
Heat the pan on the stove or in the oven until fully dry
Apply a very thin layer of oil to the entire pan, inside and out
Wipe off all excess oil until the surface looks almost dry
Place the pan upside down in a preheated oven at 450 to 500°F
Put foil or a baking sheet on the lower rack to catch drips
Bake for 1 hour
Turn off the oven and let the pan cool inside
Repeat the oiling and baking process 2 to 4 times for a stronger seasoning
Avoid cooking acidic foods in the pan until seasoning is well established