Bulgogi Beef Udon Stir Fry Recipe

Bulgogi Beef Udon Stir Fry Recipe tastes sweet, savory, a little smoky, and super cozy, and it comes together in about 30 minutes, so busy weeknights feel a lot less stressful. It works for anyone who loves takeout-style noodles but wants more control over the ingredients and budget. I tested this on my kids, my neighbors, and my very opinionated sister, and everyone scraped their bowls clean.

Why Bulgogi Beef Udon Stir Fry Recipe Is Worth It

You get all the flavor of Korean bulgogi and chewy udon noodles in one skillet, so dinner feels special without a ton of work. Thinly sliced beef caramelizes in a glossy sauce, the veggies stay crisp-tender, and the noodles soak up every drop.

You can prep most of it ahead, which helps a lot on weeknights. The recipe also uses easy pantry shortcuts like frozen udon and store bought bulgogi marinade, so you still cook from scratch without starting from zero.

This Bulgogi Beef Udon Stir Fry Recipe tastes like my favorite noodle shop at home, but even better because I control the spice and veggies ★★★★★

Ingredients You Need

Beef and Marinade

• 1 pound beef ribeye or sirloin, very thinly sliced
  • Ask the butcher to slice it for hot pot or shabu shabu to save time.
• 1/3 cup bulgogi marinade or sauce
  • Use a Korean brand like CJ or Bibigo for classic flavor, or any Asian market brand you like.
• 1 tablespoon soy sauce
• 1 tablespoon brown sugar or honey
• 1 tablespoon mirin or apple juice
• 2 teaspoons sesame oil
• 3 cloves garlic, minced
• 1 teaspoon fresh ginger, grated
• 1 to 2 teaspoons gochujang (Korean chili paste), optional for heat

Noodles and Veggies

• 3 packs frozen udon noodles (about 24 ounces total)
  • Frozen udon holds chewiness better than shelf stable bricks.
• 1 small yellow onion, thinly sliced
• 1 medium carrot, cut into matchsticks
• 1 red bell pepper, thinly sliced
• 1 cup shredded cabbage or coleslaw mix
  • Bagged coleslaw mix works as a huge shortcut.
• 3 to 4 green onions, sliced (white and green parts separated)
• 1 cup mushrooms, sliced (shiitake or cremini)
• 2 tablespoons neutral oil (canola, avocado, or grapeseed)

Stir Fry Sauce

• 3 tablespoons soy sauce
• 2 tablespoons oyster sauce
• 1 tablespoon dark soy sauce, optional for deeper color
• 1 tablespoon brown sugar
• 1/3 cup beef broth or water
• 1 teaspoon cornstarch

Garnishes

• Toasted sesame seeds
• Extra sliced green onions
• Thinly sliced fresh chili or a pinch of red pepper flakes, optional

Equipment List

• Large nonstick skillet or wok
• Medium bowl for marinating beef
• Small bowl for stir fry sauce
• Tongs or chopsticks for tossing noodles
• Cutting board and sharp knife
• Small pot for loosening udon, if needed

Quick Tips & substitutions

• Slice beef while it sits half frozen so you get super thin pieces.
• Use pre sliced bulgogi beef from Korean markets if you want the easiest option.
• Swap ribeye with flank steak or skirt steak, but slice across the grain very thin.
• Use frozen udon for best texture, or use thick wheat noodles or even spaghetti in a pinch.
• Stir cold udon in hot water for 1 to 2 minutes to loosen, then drain well so the stir fry does not turn watery.
• Use bagged stir fry veggie mix or coleslaw mix when you feel short on time.
• Skip gochujang for mild flavor, or add more and a pinch of red pepper flakes for extra kick.
• Replace oyster sauce with vegetarian mushroom stir fry sauce if you avoid shellfish.
• Use tamari or coconut aminos instead of soy sauce for a gluten friendly version.
• Cook in batches if your pan feels crowded so the beef browns instead of steaming.

How to Make Bulgogi Beef Udon Stir Fry Recipe

Marinate the Beef

1. Add sliced beef to a medium bowl.
2. Stir in bulgogi marinade, soy sauce, brown sugar, mirin, sesame oil, garlic, ginger, and gochujang.
3. Toss until every slice looks coated and glossy.
4. Chill for at least 20 minutes, or up to 8 hours if you want to prep earlier in the day.

Prep the Noodles and Sauce

1. Whisk soy sauce, oyster sauce, dark soy sauce, brown sugar, beef broth, and cornstarch in a small bowl until smooth.
2. Taste and adjust salt or sweetness to match your preference.
3. Run frozen udon under hot tap water or drop into a pot of hot water for 1 to 2 minutes until the strands loosen.
4. Drain well and set aside so they stay chewy, not soggy.

Stir Fry the Beef

1. Heat 1 tablespoon oil in a large skillet or wok over medium high heat until it shimmers.
2. Add half the marinated beef in a single layer and let it sear for about 1 minute before you stir.
3. Stir fry for 2 to 3 minutes until the edges caramelize and the beef looks cooked through.
4. Transfer to a plate, then repeat with the remaining beef and another splash of oil if the pan looks dry.

Cook the Veggies

1. In the same pan, add the remaining oil.
2. Toss in onion and the white parts of the green onions and cook 2 minutes until they soften.
3. Add carrot, bell pepper, mushrooms, and cabbage.
4. Stir fry 3 to 4 minutes until the veggies turn crisp tender and bright.

Bring It All Together

1. Return the cooked beef and any juices to the pan with the veggies.
2. Add the drained udon noodles and pour the stir fry sauce over everything.
3. Toss gently with tongs for 2 to 3 minutes over medium high heat until the sauce thickens and coats the noodles.
4. Sprinkle in the green parts of the green onions and a handful of sesame seeds, then taste and adjust seasoning with a splash of soy sauce or a pinch of sugar if needed.

Finish and Serve

1. Turn off the heat and let the stir fry sit for 1 minute so the noodles soak up the sauce.
2. Plate the Bulgogi Beef Udon Stir Fry Recipe in warm bowls.
3. Top with extra sesame seeds, more green onions, and sliced chili if you like heat.
4. Serve right away while the noodles stay hot and bouncy.

Recipe Variations

• Gluten friendly: Use tamari instead of soy sauce and gluten free oyster style sauce, and swap udon with thick gluten free rice noodles.
• Dairy free: The recipe already avoids dairy, so you stay set as written.
• Vegan: Swap beef with extra firm tofu or tempeh, use mushroom based stir fry sauce, and use a vegan bulgogi style marinade.
• Low carb: Replace udon with shirataki noodles or spiralized zucchini and reduce the sugar slightly.
• Extra protein: Add scrambled eggs or a handful of cooked shrimp at the end.
• Extra veggies: Toss in snap peas, baby spinach, or broccoli florets during the veggie step.

Ways to Serve Bulgogi Beef Udon Stir Fry Recipe

• Serve in deep bowls with extra kimchi on the side.
• Add a soft fried egg or jammy egg on top for extra richness.
• Pair with cucumber salad or simple lettuce salad with sesame dressing.
• Pack leftovers in a thermos for a warm work or school lunch.
• Set out chili oil, extra gochujang, and toasted seaweed so everyone customizes their bowl.

Storage Success

Store leftover Bulgogi Beef Udon Stir Fry Recipe in an airtight container in the fridge for up to 3 days. Add a tiny splash of water or broth before you reheat so the noodles loosen and the sauce turns glossy again. Reheat on the stovetop over medium heat or in the microwave in short bursts, and stir between bursts so everything heats evenly. I do not suggest freezing this one, since udon noodles turn mushy after a trip through the freezer.

Bulgogi Beef Udon Stir Fry Recipe

Bulgogi Beef Udon Stir Fry tastes sweet, savory, a little smoky, and super cozy, and it comes together in about 30 minutes for busy weeknights.

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Prep Time 20 minutes mins

Cook Time 15 minutes mins

Total Time 35 minutes mins

Servings: 4

Course: Dinner

Cuisine: American

Ingredients

  

• 1 pound beef ribeye or sirloin, very thinly sliced
• 1/3 cup bulgogi marinade or sauce
• 1 tablespoon soy sauce
• 1 tablespoon brown sugar or honey
• 1 tablespoon mirin or apple juice
• 2 teaspoons sesame oil
• 3 cloves garlic, minced
• 1 teaspoon fresh ginger, grated
• 1–2 teaspoons gochujang (Korean chili paste)

• 3 packs frozen udon noodles (about 24 ounces total)
• 1 small yellow onion, thinly sliced
• 1 medium carrot, cut into matchsticks
• 1 red bell pepper, thinly sliced
• 1 cup shredded cabbage or coleslaw mix
• 3–4 green onions, sliced (white and green parts separated)
• 1 cup mushrooms, sliced (shiitake or cremini)
• 2 tablespoons neutral oil (canola, avocado, or grapeseed)

• 3 tablespoons soy sauce
• 2 tablespoons oyster sauce
• 1 tablespoon dark soy sauce
• 1 tablespoon brown sugar
• 1/3 cup beef broth or water
• 1 teaspoon cornstarch

• toasted sesame seeds
• extra sliced green onions
• thinly sliced fresh chili or a pinch of red pepper flakes

Instructions

 

1. Add the thinly sliced beef to a medium bowl.
2. Stir in the bulgogi marinade, soy sauce, brown sugar or honey, mirin or apple juice, sesame oil, garlic, ginger, and gochujang if using.
3. Toss until every slice of beef is evenly coated and glossy.
4. Chill for at least 20 minutes, or up to 8 hours if you want to prep earlier in the day.

1. In a small bowl, whisk together soy sauce, oyster sauce, dark soy sauce if using, brown sugar, beef broth or water, and cornstarch until smooth.
2. Taste and adjust the salt or sweetness to match your preference.
3. Run the frozen udon under hot tap water or drop into a pot of hot water for 1 to 2 minutes until the strands loosen.
4. Drain the noodles well and set aside so they stay chewy, not soggy.

1. Heat 1 tablespoon of neutral oil in a large skillet or wok over medium-high heat until it shimmers.
2. Add half of the marinated beef in a single layer and let it sear for about 1 minute before stirring.
3. Stir fry for 2 to 3 minutes until the edges caramelize and the beef is cooked through.
4. Transfer the beef to a plate, then repeat with the remaining beef, adding a splash more oil if the pan looks dry.

1. In the same pan, add the remaining neutral oil.
2. Add the sliced onion and the white parts of the green onions and cook for about 2 minutes until they start to soften.
3. Add the carrot, bell pepper, mushrooms, and cabbage.
4. Stir fry for 3 to 4 minutes until the vegetables are bright and crisp-tender.

1. Return the cooked beef and any accumulated juices to the pan with the vegetables.
2. Add the drained udon noodles and pour the stir fry sauce over everything.
3. Toss gently with tongs for 2 to 3 minutes over medium-high heat until the sauce thickens slightly and coats the noodles.
4. Sprinkle in the green parts of the green onions and a handful of sesame seeds, then taste and adjust seasoning with a splash of soy sauce or a pinch of sugar if needed.

1. Turn off the heat and let the stir fry sit for 1 minute so the noodles soak up the sauce.
2. Plate the Bulgogi Beef Udon Stir Fry in warm bowls.
3. Top with extra sesame seeds, more green onions, and sliced chili or red pepper flakes if you like heat.
4. Serve right away while the noodles are hot and bouncy.

Notes

Nutrition Information
Approximate per 1 of 4 servings: 640 calories; fat 25 g; saturated fat 7 g; carbohydrates 74 g; fiber 5 g; sugars 17 g; protein 30 g; sodium 2100 mg. Values will vary based on exact ingredients, brands, and portion size.