Why should you avoid flaxseed oil for cast iron?

Flaxseed oil creates a hard seasoning that tends to become brittle and flake off over time.

Is bacon grease good for seasoning cast iron?

Some users like lard and bacon grease as traditional options, but bacon grease can contain salt and sugar, which makes some people cautious.

Why is canola oil recommended for seasoning?

Canola oil is widely available, very cheap, and is reviewed favorably by users for both initial seasoning and regular maintenance.

Can you use olive oil to season cast iron?

Extra virgin olive oil has a low smoke point making it a poor choice for seasoning, though refined olive oil has a higher smoke point.

Best Oils for Seasoning Cast Iron Skillets

Crisco, grapeseed oil, and canola oil are the most recommended options for seasoning cast iron due to their effectiveness and wide availability.

Crisco is favored for creating durable, flake resistant layers. Grapeseed oil forms a slick finish with a high smoke point. Canola oil is popular because it is inexpensive and easy to find.

Avocado oil and animal fats like lard work for seasoning, though bacon grease can contain salt and sugar. Avoid flaxseed oil because it becomes brittle and flakes off, and skip olive oil because of its low smoke point.

Best Oils for Seasoning Cast Iron Skillets — infographic

For seasoning cast iron, Crisco, grapeseed oil, and canola oil are frequently recommended by Users due to their effectiveness and availability.

Popular Choices

Crisco: Many Users favor Crisco shortening, finding it durable and easy to apply, creating layers that are resilient without flaking. "Crisco has been my staple seasoning for years."

Grapeseed Oil: This oil is praised for its high smoke point, neutral odor, and ability to form a slick, durable seasoning. "I like grape seed oil. Apply a little bit, spread it around, then wipe it off like you don't want the oil on there with a paper towel or something."

Canola Oil: A common and inexpensive option, canola oil is widely used for initial seasoning and maintenance. "Canola is overall reviewed the most favorably. Plus it's available nearly everywhere and dirt cheap."

Other Oils and Fats

Avocado Oil: Valued for its very high smoke point, avocado oil is often chosen for cooking but some Users also use it for seasoning. "Avocado works for me"

Animal Fats (Lard, Bacon Grease): Traditional options like lard are considered effective, though some caution against bacon grease due to salt and sugar content. "Bacon. Hands down, lard does the best."

Oils to Avoid

Flaxseed Oil: Despite creating a hard, glass-like seasoning, many Users report that flaxseed oil tends to flake off and be brittle over time. "Flaxseed has a very low smoke point and also produces an incredibly brittle and flaky seasoning."

Olive Oil: Extra virgin olive oil has a low smoke point, making it less ideal for seasoning, though refined olive oil has a higher smoke point. "I’d argue that olive oil isn’t ideal for seasoning with its low smoke point."

Do you want to know the recommended temperature and duration for seasoning cast iron with these oils?

Best for: people looking to build or maintain a non stick surface on their cast iron cookware