The process of making black bean sauce is a tremendously crucial step that dictates the flavor of Korean black bean noodles. The sauce must achieve the perfect thickness, a rich taste, neither overly sweet nor excessively salty. To master the art of preparing this type of sauce, delve into the secrets from Mytour below.
1. Black bean sauce – the secret behind a renowned noodle dish
The land of kimchi is renowned for various types of noodles, and among them, Jajangmyeon black bean noodles, with their rich flavor, captivate many. The main ingredients consist of thick, chewy noodles combined with a luscious sauce made from Chunjang bean paste, pork belly, and stir-fried vegetables. The dish is perfectly complemented with a touch of kimchi and a sunny-side-up egg.

Photo: collected
Making black bean sauce is not as challenging as it may seem, but achieving a deliciously aromatic sauce requires sautéing the black bean sauce with oil first. Then, proceed with other ingredients. Ensure sufficient heat while sautéing to avoid stickiness and preserve the natural sweetness. Let's explore the ingredients and detailed preparation steps below.
2. Authentic Homemade Black Bean Sauce Recipe
| Khẩu phần | Thời gian chuẩn bị | Thời gian chế biến | Tổng thời gian |
| 1 đĩa mì | 7 phút | 10 phút | 17 phút |
Prepare the Ingredients
- Pork belly (or minced pork): 200g
- Napa cabbage: 200g
- Potato: 1 piece
- Onion: 1 piece
- Korean black bean paste: 150g
- 2 tablespoons sugar
- 1 teaspoon salt
- 500ml filtered water
- Cornstarch

Photo: curated collection
Processing Steps
Step 1: Prep Work
- Finely slice pork belly, removing excess fat, and dice or mince it
- Peel and clean the potato, then cut it into small cubes
- Clean the onion, cut it vertically, and then dice it
- Rinse the napa cabbage thoroughly and chop it into small pieces
- If you prefer more vegetables, you can add mushrooms and squash

Photo: curated collection
Step 2: Making Black Bean Sauce
- Heat a pan with about 2 tablespoons of cooking oil and add 150g of black bean paste. Stir until the paste becomes aromatic, then remove it from the pan. Use a non-stick pan to avoid sticking.
- In another pan, briefly fry the sliced pork to reduce fat and achieve a light golden color. Drain excess fat to prevent the sauce from being too greasy.
- Add the diced potato and sauté with the pork for about 2 minutes

- Then, quickly stir-fry the onion, napa cabbage, and a pinch of spices
- Pour in enough water and bring it to a boil to cook the meat and vegetables
- Add the sautéed black bean paste to the pan and mix all ingredients well with the paste
- Dissolve 1 tablespoon of cornstarch in a bit of water, then add it to the black bean paste to create a thick mixture
Step 3: Enjoyment
Pour the sauce over the prepared noodles, add boiled eggs, kimchi, and pickled radish. Mix well and savor the dish.

Photo: curated collection
2. Homemade Korean Black Bean Sauce
| Khẩu phần | Thời gian chuẩn bị | Thời gian chế biến | Tổng thời gian |
| 1 đĩa mì | 10 phút | 10 phút | 20 phút |
Prepare the Ingredients
- Pork belly: 300g
- Oyster sauce: 1/4 cup
- Vegetable oil: 2 tablespoons
- Cornstarch: 2 tablespoons
- Korean black bean paste: 1/4 cup
- Onion: 1 piece
- Minced garlic: 2 small tablespoons
- Potato: 2 pieces
- Squash: 1 piece
- Chicken broth: 300ml (if available)

Photo: curated collection
Processing Steps
Step 1: Prep Work
- Clean and evenly dice the potatoes, squash, and onion
- Mince the garlic separately
- Rinse and pat dry the pork belly, remove excess fat, and dice or mince it
Step 2: Making Black Bean Sauce
- Heat the pan and stir the meat until it edges brown. Drain excess fat.
- Add potatoes to the meat, stir for 2 minutes.
- Continue by adding squash to the meat and stir well.
- Then, add onions and stir.
- Afterwards, add minced garlic, sesame oil, and sesame seeds, stir for about 30 seconds.
- Push the meat and vegetables to the sides, add black bean paste in the middle of the pan, stir lightly for 1-2 minutes before mixing with other ingredients in the pan.

- Pour water or chicken broth into the pan and bring to a boil.
- Dissolve cornstarch in a bit of water, pour into the pan.
- Gently stir and simmer on low heat until the mixture thickens.
Step 3: Enjoyment
Pour the sauce over the prepared noodles, mix well, and savor the dish.

Photo: curated collection
4. Handy Tips for Making Black Bean Sauce
- Authentic black bean sauce should be made with Korean black bean paste; avoid substituting with other types. Korean black bean paste is readily available at major supermarkets and is reasonably priced, so there's no need to worry about purchasing it.
- Potatoes take longer to cook than onions, squash, so stir-fry the potatoes first.
- Cook the ingredients until just tender; avoid overcooking to prevent the vegetables from becoming mushy and losing their delicious flavor.
Here is the authentic recipe for Korean black bean sauce to help you create delicious noodles reminiscent of the land of kimchi. Try it today for a delightful family meal.
Explore more:
- How to make dipping sauce for bun cha
- How to prepare beef pho broth
