Learn how to make Chinese chili oil (Chinese chili sauce), the essential seasoning for lots of Chinese cuisines, especially Szechuan-style dishes. And Elaine gets the secrets of making the perfect Chinese chili oil with strong enough flavor and bright red color.

how to make chili oil|chinasichuanfood.com

What’s Chinese red oil

Chinese chili oil is also called red oil in China. It combines seasoning using red pepper, Sichuan peppercorn, mixed spices, ginger, and toasted sesame seeds. High-temperature oil is usually used to stimulate the pungent aroma of red pepper powder. But meanwhile, it brings dark red color instead of bright red color. We will add red pepper powder in two batches, poured over with oil at different temperatures. High-temperature oil can simulate a strong aroma while lower-temperature oil brings us a bright red color. Traditionally people in Sichuan first toast red peppers and then break them by hand using a stone grinder. But now we directly buy red pepper powders from the supermarket and this homemade Chinese chili oil can be finished within 10 minutes.

how to make chili oil|chinasichuanfood.com

Types of pepper flakes

Our most concerns about the pepper flakes are how spicy they are, the aromatics, and the color. We love to combine different types, 3 even 4 types, of chili peppers to make the flakes for chili oil. Just for your information, I love to mix Er Jing Tiao (aroma and color), Bullet Head (aroma), and Facing heaven(hotness). If you are in the US, you can go to this shop and find those ingredients.

But it is ok to use easy-to-find chili flakes, even not-so-hot types can work fine with this chili oil. I use a store-bought toasted chili flake and the result is quite amazing too. So my suggestion is to use your familiar type. But read the instruction and see whether the chili pepper is toasted already. If not yet, pan-fry the pepper flakes over a slow fire until aromatic. “Toasting in a small amount of oil” is the key factor that influences the taste and flavor.

A tip about keeping the color

One of the common failures of making chili oil might be the bitter taste bought by the over-high oil temperature. At the same time, the lovely bright red color will be lost too. On one hand, we need the oil to be hot enough to activate the aroma of the pepper flakes, on the other hand, we need to be very careful to avoid burned pepper flakes. When where is the balance? It is extremely hard to control this if you only chili oil only once a time or even twice. This experience can only be formed hundreds of times. So here comes my solution!

It is extremely simple and I am amazed by the result. Prepare some clean water (or boiled water after cooked) and wet the pepper flakes first. This method has also been used in Laziji, a local popular mala chicken. We soak the chili peppers first before using them to avoid them turning dark in the later pan-frying process. That’s the magic!!

However, if you want the chili oil to be crispy a little bit, then you should skip mixing the water. You can try both types and see which type is best for you.

how to make chili oil|chinasichuanfood.com

About the spices

In Sichuan cuisine, spices play important roles. If you visit a Sichuan-style restaurant selling Chongqing noodles, they use lots of herbs in the hot oil. It is ok to skip some of the spices but at least you need to prepare ginger, bay leaves, scallion white, star anise, Chinese cinnamon, Sichuan peppercorn, and cloves.

how to make chili oil|chinasichuanfood.com
how to make chili oil|chinasichuanfood.com

Instructions

Place around 1 cup of red pepper powder in a bowl. Mix in water if you prefer. Or you can skip this for a more crispy version.

Pour around 3 cups of oil into a wok, add scallion, coriander, white onion, and smashed ginger first because they contain water. Heat over a slow fire until the aromatics begin to wither.

how to make chili oil|chinasichuanfood.com

Continue heating with slow fire for another 6 to 8 minutes until the contents are all withered and browned.

how to make chili oil|chinasichuanfood.com

Take out all of the spices and aromatics.

how to make chili oil|chinasichuanfood.com

Heat the oil for another 2 or 3 minutes until slightly smoky. Pour 1/3 of the oil into the bowl.

how to make chili oil|chinasichuanfood.com

Mix to combine.

chili oil|chinasichuanfood.com

Repeat the above process twice to add all oil to the pepper flakes.

how to make chili oil|chinasichuanfood.com

Add toasted sesame seeds. You can also add toasted peanuts too.

how to make chili oil|chinasichuanfood.com

Keep the chili oil in an air-tight container and this can be kept for up to one month at room temperature.

chili oil|chinasichuanfood.com

This chili oil can be directly used in the following recipes.

how to make chili oil|chinasichuanfood.com

Chinese Chili Oil

A perfect Chinese chili oil combines strong aroma and bright red color
4.96 from 21 votes
Print Pin Rate
Course: Sauce and paste
Cuisine: Sichuan
Keyword: Chili oil
Prep Time: 10 minutes
Cook Time: 10 minutes
Total Time: 20 minutes
Servings: 20
Calories: 22kcal

Ingredients

  • 1 cup red pepper flakes ,Sichuan style pepper flakes is fried before curshing
  • 3 tbsp. water , optional
  • 2 tbsp. toasted white sesame seeds
  • 3 cups vegetable oil

Spices (it is ok to skip some of the spices, but keep the musts)

  • 1 thumb ginger ,must
  • 3 bay leaves ,must
  • 4 star anise ,must
  • 1 bark Chinese cinnamon
  • 3 scallion whites ,must
  • 1 tsp. Sichuan peppercorn ,must
  • 8 whole white pepper
  • 1 Amomum tsao-ko ,Cao Guo
  • 3 amomum kravanh ,White Dou Kou

Instructions

  • Place around 1 cup of red pepper powder in a bowl. Stir in 3 tablespoons of clean water. Combine and let the pepper flakes absorb the water. If you want a crispy version, then skip mixing in the water.
  • Pour around 3 cups of oil into a wok, add scallion, coriander, white onion, and smashed ginger first because they contain water. Heat over a slow fire until the aromatics begin to wither. Place all the spices in.
  • Continue heating with slow fire for another 6 to 8 minutes until the contents are all withered and browned. Take out all of the spices and aromatics.
  • Heat the oil for another 2 or 3 minutes until slightly smoky. Pour ⅓ of the oil to the bowl. Mix to combine.
  • Repeat the above process twice to add all oil to the pepper flakes. Add toasted sesame seeds.
  • Keep the chili oil in an air-tight container and this can be kept for up to one month at room temperature.

Video

Notes

The nutrition facts is calculated based on one bottom of the oil 

Nutrition

Calories: 22kcal | Carbohydrates: 2g | Protein: 1g | Fat: 2g | Saturated Fat: 1g | Sodium: 47mg | Potassium: 64mg | Fiber: 1g | Sugar: 1g | Vitamin A: 850IU | Vitamin C: 0.3mg | Calcium: 17mg | Iron: 0.6mg

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91 Comments

  1. 5 stars
    Made my chili oil for the first time last week and it turned out delicious!! followed the recipe (with all of the added spices) but didn’t have sichuan chili flakes so I settled for thai chili flakes. My oil turned out a beautifully deep red color and full of flavor and spice. I loved it and will stick to making my own chili oil from here on out. Thank you!

    1. Thank you Xia for your lovely feedback. With all of the spices added, wow, I feel I can smell the aromatic in front of the screen. Happy cooking and enjoy your journey of making yummy dishes with chili oil.

  2. Impossible d’avoir les 2 derniers éléments en France. J’ai de la cardamone noire ,mais cela ne fera pas l’affaire, car le goût est camphré et pas fumé. Bisous et merci Chris 06

  3. 5 stars
    Hi Elaine-
    I am looking forward to making this but I have a question: how much of the Chinese Cinnamon Bark should I use, and do you recommend a specific brand?

    1. Kraig,
      Use a very small piece of Chinese cinnamon , usually we use 1cm * 2 cm piece, otherwise, it might bring bitterness to the red oil.

      1. 5 stars
        Thank you for the reply. I made this yesterday using ALL of the spices and I cannot say how much I love this recipe! I used extra peppercorns as I love the numbing effect they give but it didnt seem to come through very well. I used this on my eggs this morning and the flavor is just incredible.

  4. Looks like a great recipe. I have a recipe for a Sichuan chili oil (from a Sichuan cookbook) that only asks for some ginger and none of the other spices. I had thought that this is supposed to be a somewhat neutral chili oil, so it can go with any number of dishes but I may be mistaken? The other recipe I have now sounds bland in comparison, but perhaps offers a nice subtle flavor and this one is only supposed to go with very specific dishes? What are your thoughts? Which is preferred most commonly in Sichuan cooking?

    1. Paula,
      All the versions you mentioned is popular in Sichuan. Some chili oil uses less spices while others use more. The recipe of everything restaurants, every housewife might be different here in Sichuan. So you can make smaller batches and find your favorite version.

  5. Under ingredients, says 7 tablespoons red pepper flakes but step 2 in the instructions says 5 tablespoons red pepper powder. ??????? which one is correct?

    thank you

  6. 5 stars
    I made this yesterday to use with beef and coriander wontons and it was phenomenal. The layers of subtlety were out of this world and while it was spicy, it wasn’t so spicy you couldn’t enjoy a generous spoonful on wontons. The two different temperatures of oil when pouring over the chili flakes and the low infusion temperature of the spices was perfect. Thank you!

  7. Hi dear Elaine,
    is there any way to increase the use-up time of one month? I’d love to make a bigger batch that last some times, but if its not possible Ill just do tiny ones.

    Thank you!!

    1. If you prefer such a great batch. I love to recommend mixing the oil in the pot. You can add 1/2 of the chili flakes when the oil is hot and then the left half when the oil is slightly cooled. Very similar, all you need to do is to change your container.

  8. 5 stars
    I’ve been following your website for a while, but I’ve never really used many of the recipes… I just like reading them and comparing to my usual recipes 🙂

    However, my favourite brand of chilli oil seems to have stopped being “hot enough” recently – the last time I made Kung Po Chicken, I had to use 6 tablespoons of chilli oil instead of the usual 2-3! So I thought I would give your recipe a try.

    Verdict:

    This is amazing! Not only does it have a great flavour, but it is as hot as I need it. I have used it for Kung Po Chicken, Mapo Tofu and Garlic Chicken (in varying amounts), and it works perfectly every time! I’m going to give it a try on some chicken thighs next week (I usually use my own combination of Indian spices), as I think it would work well.

    Thank you so much for this recipe! 谢谢 !

    1. Rob,
      Thank you for such a long time supporting. Knowing my favorite chili oil recipe worked fine for me, I am so happy.
      Now you can continue checking other Sichuan recipes calls for real Sichuan chili oil. Happy cooking.