How to Re-Season a Carbon Steel Wok
Strip old carbon build-up and rebuild a slick, non-stick patina on a carbon steel wok using high-heat bluing, oil polymerisation, and aromatic burn-off.
This guide shows how to re-season a carbon steel wok in 30-40 minutes. Start with scrub the wok to bare metal; follow the safety notes and step checkpoints below.
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🧰 Required Tools & Equipment
- ✓ High-output gas burner
- ✓ Stainless steel scrubber
- ✓ Long metal tongs
- ✓ Heat-resistant oven mitts
- ✓ Dry lint-free cotton cloth
- ✓ Paper towels
📦 Materials & Supplies
- ✓ Carbon steel wok
- ✓ High smoke-point oil (peanut, canola, or grapeseed)
- ✓ Abrasive scouring powder or dish soap
- ✓ Bunch of green onions or Chinese chives
- ✓ Fresh sliced ginger
⚠️ Safety Checkpoints & Warnings
- • Turn kitchen exhaust fans on maximum and open all nearby windows before heating.
- • Wear heat-resistant gloves; carbon steel transfers heat rapidly into wooden or metal handles.
- • Keep baking soda or a fire blanket nearby; never use water to extinguish an oil flare-up.
📋 Step-by-Step Guide (5 Steps)
Scrub the Wok to Bare Metal
Wet the wok with hot water and add abrasive soap or powder. Scrub aggressively inside and out using a stainless steel scrubber to remove flaky black carbon, food residue, and rust until raw, silver-grey metal is exposed.
- • Wok interior shows smooth, uniform, matte silver-grey steel without rough black crust or rust patches.
- • Rinse water runs off clean with no black specks or brown discoloration.
- • Leaving rough, patchy old carbon on the walls instead of scrubbing down to clean steel.
Dry and Heat-Blue the Steel
Place the stripped wok over medium heat for one minute to evaporate all moisture. Increase heat to maximum and rotate the wok across the flame until the silver metal shifts to a rainbow iridescent hue, then turns a distinct gunmetal blue-black.
- • Steel shifts progressively from silver to bronze, vibrant blue, and finally a deep matte slate-blue across the entire bowl.
- • Zero water droplets remain on the surface.
- • Heating only the bottom center without tilting the walls into the direct flame.
Apply and Smoke Off the First Oil Layer
Turn burner to medium-low. Add 1 tablespoon of high-smoke point oil and immediately use metal tongs holding a folded paper towel to smear a micro-thin layer across the entire interior surface until dry and glossy, smoking off excess oil.
- • Interior shows an amber-bronze semi-gloss sheen with no wet oil pooling.
- • Steady thin wisps of smoke rise evenly across the bowl.
- • Pouring too much oil, resulting in sticky, gummy residue rather than hard polymerized seasoning.
Aromatic Sacrificial Stir-Fry
Add 2 tablespoons of oil over medium-high heat. Toss in sliced ginger and green onions, using a wok spatula to vigorously push the aromatics up the sidewalls, scrubbing the hot metal with the oil-soaked greens for 3 to 5 minutes.
- • Aromatics turn dark brown, charred, and crispy while gliding smoothly against the metal.
- • Wok surface darkens into an even, glossy chestnut or dark bronze color.
- • Letting greens sit stationary in the center rather than rubbing them against the upper walls.
Rinse, Dry, and Final Protective Coat
Discard the charred aromatics into the trash. Rinse the wok under hot tap water without soap, wiping with a clean sponge or brush, then return to medium heat to dry completely. Wipe a final microscopic dab of oil over the warm surface.
- • Wok interior is dark, slick, and non-tacky with a mirror-like satin sheen.
- • Wiping a clean white paper towel across the surface yields zero black flakes, only a faint amber oil trace.
- • Cooling the wok rapidly with cold water, which can warp or crack carbon steel.
Credit: inspired by an original tutorial by dimsimlim — watch the original on YouTube.
Don’t have everything?
- No Chinese chives? Sliced yellow onions and scallion scraps
- No Stainless steel scrubber? Coarse grade steel wool (grade #1 or #2)
- No Peanut oil? Refined canola oil, grapeseed oil, or lard