Jajangmyeon dans une assiette blanche sur fond de bois

Authentic Jajangmyeon – Korean Noodles in Black Bean Sauce

The authentic recipe for Korea’s famous black bean sauce noodles

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4.84/5 (12)

Jajangmyeon (자장면), also spelled Jjajangmyeon (짜장면), is an iconic dish of Korean cuisine that often appears at the heart of memorable K-drama scenes, linking characters at key moments—from touching reconciliations to hopeful first meetings.

This rich, savory bowl isn’t just delicious; it embodies the emotions and stories woven into the fabric of Korean culture.

Beef japchae in a deep bowl
Beef japchae is another type of Korean noodle dish

What is Jajangmyeon?

It’s a hugely popular noodle dish topped with a savory black bean sauce. The sauce is made with chunjang (춘장, a salty black soybean paste), diced pork (or another meat), and vegetables. It famously rivals Jjamppong, and Koreans are split on which is better.

Jjamppong on a wooden background
The jjamppong recipe

Unlike Japchae, which is meant to be light, this dish leans into indulgence and comfort. You’ll find it all over Korea, especially in Korean-Chinese restaurants. Why? Let me explain.

Chinese Origins

The first recorded jajangmyeon was served in 1905 at a restaurant called Gonghwachun (공화춘) in Incheon’s Chinatown. Introduced by Chinese merchants, its flavor evolved over time to suit Korean tastes. The dish traces back to the Chinese Zha Jiang Mian, which uses nearly the same ingredients—adapted, of course, to Chinese palates.

Zhajiangmyeon noodles on a wooden background
My Zha Jiang Mian recipe

What is Korean Black Day?

April 14—Korean Black Day—shouldn’t be confused with America’s Black Friday shopping frenzy. In Korea, the date is set aside for singles who, having received no gifts on Valentine’s Day (February 14) or White Day (March 14), find comfort in gathering to enjoy jajangmyeon.

Korean fried pork in sweet-and-sour sauce on a wooden background
Korean fried pork, tangsuyuk, also has Chinese roots

Picture this: while some fight over the last TV on sale, our Korean friends gather around a comforting bowl, sharing not discount coupons but matters of the heart—and maybe a few tears… of laughter!

It’s a delicious way to celebrate being single, a reminder that not everything in life is as dark as the sauce on these noodles.

The main ingredients for jajangmyeon

Jajangmyeon ingredients on a wooden board

Udon noodles: The base of the dish, offering a soft, springy chew; a staple of Asian cuisine.

Korean black bean paste (Chunjang): The backbone of the sauce, prized for its deep, savory umami.

Shaoxing wine: A rice wine used to marinate the pork and season the sauce; it lends richness and gentle acidity.

Shiitake mushrooms: Add meaty texture and umami, deepening the sauce’s flavor.

Chinese cabbage: Adds crunch and natural sweetness, balancing the sauce’s richness.

Pork belly: A flavorful, well-marbled cut whose fat renders to make the sauce rich and silky.

 
Jajangmyeon dans une assiette blanche sur fond de bois

Authentic Jajangmyeon – Korean Noodles with Black Bean Sauce

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4.84/5 (12)
Prep Time: 20 minutes
Cook Time: 30 minutes
Total Time: 50 minutes
Course: Main course
Cuisine: Korean
Servings: 3 servings
Calories: 1329kcal
Author: Marc Winer

Equipment

Ingredients

  • 500 g jajangmyeon noodles or precooked udon
  • 0.5 medium onion finely diced
  • 0.5 zucchini finely diced
  • 1 large potato finely diced
  • 4 fresh shiitake mushrooms thinly sliced
  • 0.25 small Napa cabbage cut into bite-size pieces
  • 300 g pork belly unsalted, diced

Pork Marinade

  • 0.5 tablespoon Shaoxing wine
  • 2.5 pinches salt
  • 2.5 pinches ground black pepper
  • 1 pinch ground ginger

Homemade Jajang Sauce

  • 3 tablespoons Korean black bean paste Chunjang
  • 45 g lard
  • 1 tablespoon brown sugar
  • 2 tablespoons Shaoxing wine
  • 120 ml chicken stock
  • 120 ml water
  • 2 tablespoons potato starch plus an equal amount of water mixed

Toppings

  • 0.5 cucumber julienned
  • green peas or sweet corn canned, optional
  • hard-boiled egg optional

Instructions

  • Rinse the pork under cold water and pat dry with paper towels.
    Porc rincé et séché
  • Add the marinade ingredients to the pork. Mix well and let it rest for 15 minutes.
    porc marinant dans un bol blanc
  • Heat a wok until hot. Add the lard and let it melt.
    Saindoux dans wok
  • Add the black bean paste and stir constantly over medium heat for 3 to 5 minutes.
    pâte de haricots noir dans le wok
  • Add the brown sugar and stir for 2 to 3 minutes.
    sucre dans wok
  • Remove the black bean paste (leave the fat in the wok) and set aside. Keep the oil in the wok for the next step, and keep the wok hot.
  • Add the pork to the wok and stir-fry until half cooked.
    porc dans le wok
  • Add the onion, zucchini, and potato; stir-fry for 3 to 5 minutes, until about one-third cooked.
    pommes de terre dans le wok
  • Add the mushrooms and cabbage; stir-fry for 2 to 3 minutes.
    champignons et chou dans wok
  • Stir the cooked black bean paste back into the wok and combine with the vegetables. Cook, stirring, for 1 to 2 minutes.
    Pâte de haircots noir rajoutée
  • Add the chicken stock, water, and Shaoxing wine. Simmer over medium heat for 5 to 7 minutes. (Cover the wok with a lid, if possible, to speed up cooking.)
    bouillon rajouté dans un wok
  • Meanwhile, bring a pot of water to a boil. Add the noodles and cook for 3 to 5 minutes.
  • Rinse the noodles under cold water and drain. Place them in a bowl.
    udon sur assiette blanche
  • Add the starch-and-water slurry to the wok, then stir. (This will thicken the sauce and is the final step in making the black bean sauce.)
    sauce jajang épaissie
  • Spoon the black bean sauce over the noodles. Serve as is or garnish with cucumber slices, green peas, sweet corn, or a hard-boiled egg.
    sauce jajang sur nouilles
  • Mix the sauce and noodles well with chopsticks.

Notes

Feel free to swap in udon noodles and adapt the recipe to your taste—the sauce is what matters most.

Nutrition

Calories: 1329kcal | Féculents: 134g | Protein: 38g | Fat: 73g | Saturated Fat: 25g | Polyunsaturated Fat: 7g | Monounsaturated Fat: 32g | Cholesterol: 87mg | Sodium: 2522mg | Potassium: 923mg | Fiber: 13g | Sugar: 20g | Vitamin A: 357IU | Vitamin C: 43mg | Calcium: 95mg | Iron: 2mg
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4.84 from 12 votes (12 ratings without comment)

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