How to Season a Wok: The Complete Step-by-Step Guide

Pull a brand-new carbon steel wok out of the box and you’re holding a piece of raw, gray metal that smells faintly of factory oil. It is not yet ready to cook on. It is reactive (food will stick and the bare iron will rust within hours of getting wet), and it lacks the slick, dark patina that makes a well-loved wok almost as non-stick as Teflon, without any of the coatings.

Seasoning is the chemical process of fixing that. Done properly, it takes about thirty minutes the first time, costs nothing but a splash of oil, and produces a surface that gets better every time you cook on it. Done poorly, you end up with a sticky, gummy, blotchy mess that you’ll spend more time fighting than cooking on.

This guide covers what seasoning actually is, the two reliable methods for doing it (stovetop and oven), and how to keep the patina alive for years.

What seasoning actually does

Seasoning is oil polymerization. When you heat a thin film of oil on iron above its smoke point, the fatty acids cross-link with each other and bond to the metal surface, forming a hard, slick, plasticky layer of carbonized oil. That layer is hydrophobic, which is why a well-seasoned wok shrugs water off like a duck — and why food slides around on it instead of welding itself to the iron.

Unlike cast iron, where the goal is to slowly build up many thick layers of polymerized oil over months, a carbon steel wok is seasoned just enough to give it a starter coat, and then the patina builds itself every time you cook on it. The factory-fresh wok you started with will be unrecognizable after a few months of regular stir-frying.

Do I need to season a wok that says “pre-seasoned”?

Yes, in most cases. The “pre-seasoning” applied at the factory is usually a thin protective layer of oil to prevent shipping rust — not a true polymerized seasoning. Wash it off with hot, soapy water (this is the only time you should ever use soap on a carbon steel wok), dry it thoroughly, and then season it as if it were bare. A handful of premium brands ship with genuine kiln-blackened seasoning ready to cook on, but it’s safer to assume you need to season and skip a step only if the manufacturer is explicit.

What you’ll need

• A carbon steel wok
• A neutral, high-smoke-point oil. Grapeseed, refined peanut, or canola all work. Avoid extra-virgin olive oil and butter (smoke points too low).
• Paper towels or a clean lint-free rag
• A pair of long tongs (for safely moving the oily towel)
• A well-ventilated kitchen — open a window and turn the hood fan on high. This step will smoke.

The stovetop seasoning method (best for new woks)

This is the classic technique and the one Kenji walks through in the video below. It takes about 20–30 minutes.

1. Scrub the wok, inside and out, with hot soapy water and a stiff brush. This removes the factory oil and any manufacturing residue. Dry it immediately and completely with a towel — bare iron flash-rusts in minutes.
2. Heat the dry wok over high heat. Place it on your largest burner and crank the heat all the way up. After two or three minutes the metal will start to discolor and turn straw-yellow, then deepen to blue, purple, and finally a dull dark gray. Tilt and rotate the wok so every interior surface gets exposed to the flame. This step is called bluing — you’re driving off any remaining moisture and oxidizing the surface to give the oil something to bond to.
3. Kill the heat and let the wok cool for two minutes until it’s still warm but no longer smoking.
4. Wipe a teaspoon of oil around the inside using a wadded-up paper towel held in tongs. You want a film so thin it almost looks dry — not a puddle. Any excess oil will pool and polymerize into sticky gunk.
5. Crank the heat back to high. Once the oil starts to smoke (you’ll see wisps rising from the surface), let it smoke for 30–60 seconds. The oil is polymerizing right now. Don’t try to do anything else; just keep it on the heat.
6. Repeat steps 3–5 two or three more times. Each pass deepens the color and lays down another thin layer.
7. Let the wok cool completely. It is now seasoned and ready to cook on.

The interior should look mottled — uneven brown, blue, and gray. This is correct. A perfectly uniform black mirror finish comes from months of cooking, not from one seasoning session.

The oven method (good for woks too big for one burner)

If you’ve got a 16" wok and an apartment-sized burner that can’t heat the whole pan evenly, use the oven instead:

1. Scrub, dry, and rub a thin film of oil over every inch of the wok — inside and outside, including the handle if it’s solid metal.
2. Invert the wok on a rack in a cold oven over a foil-lined sheet pan (to catch drips).
3. Set the oven to 450°F. Once it hits temperature, let the wok bake for 45 minutes.
4. Turn the oven off and let the wok cool inside it.
5. Repeat the oil-and-bake cycle two more times for a more durable starter coat.

Slower, less dramatic, but produces a more even result.

Building the patina (what to cook first)

After seasoning, the best thing you can do is cook fatty, salty foods in your wok as often as possible for the first couple of weeks. Each cook deposits another microscopic layer of polymerized oil. Good first-cook candidates:

• Scrambled eggs with plenty of oil
• Stir-fried scallions and ginger (also flavors the patina)
• Bacon, sausage, or any fatty pork
• Skin-on chicken thighs

Avoid for the first 2–3 weeks:

• Acidic foods like tomatoes, vinegar-heavy sauces, and citrus — they strip seasoning
• Simmering and braising liquids — long contact with water dissolves the patina
• Soap — water and a stiff brush are enough

How to clean a seasoned wok

Right after cooking, while the wok is still warm, run hot water over it and scrub with a bamboo wok brush or stiff non-metal brush. Dry it on the stove over low heat for a minute until completely dry, then rub a few drops of oil over the inside with a paper towel. Hang it up. That’s it.

We’ve got a full guide to cleaning your wok if you want more detail.

Troubleshooting

Sticky, tacky surface after seasoning. You used too much oil. Scrub the wok back to bare metal with a stiff brush and a bit of soap, dry it, and start over with less oil per pass.

Patches of orange rust. The wok wasn’t dried fully after washing, or it was stored damp. Scrub the rust off with steel wool or a bamboo brush, dry, and re-season the affected area.

Food still sticks even after seasoning. Two likely causes: the wok wasn’t hot enough before adding the food (a properly preheated wok will skitter water droplets across its surface like marbles), or the seasoning is still young. Cook a few fatty meals on it and the problem will solve itself.

Uneven black and brown patches. Normal. The patina builds where you cook most, so the bottom darkens fastest. It will even out over time.

Warped wok. Cheap carbon steel woks can warp if heated too aggressively from cold. Always start with a dry, cool pan and bring the heat up gradually. Stiffer, thicker woks (1.8mm+) are far more resistant.

Watch Kenji do it

If you’d rather see the stovetop method in action, here’s J. Kenji López-Alt walking through it. His approach is the same one outlined above, and his book — The Wok: Recipes and Techniques — has an extended chapter on seasoning, maintenance, and recovery if you’d like the full technical treatment.