🇰🇷 South Korea · Food

Japchae (Stir-fried Glass Noodles)

45 min
A great way to spend your free time
🔥 350 kcal
Nicely balanced
🍽 4 servings
Great for the family

By eatmundo · July 9, 2026

Japchae (Stir-fried Glass Noodles)🇰🇷 KRThe original uploader was Appleby at English Wikipedia. · CC BY-SA 2.0 · Wikimedia Commons

Japchae is a vibrant and flavorful Korean dish featuring slippery sweet potato starch noodles stir-fried with an array of colorful vegetables and often thinly sliced beef. Tossed in a savory soy-sesame dressing, its delightful chewiness and balanced flavors make it a beloved dish for celebrations and everyday meals alike.

Ingredients

How to Make It

  • 1

    Begin by preparing your sweet potato starch noodles (dangmyeon). Boil 200g of noodles according to package directions, typically for 5-7 minutes, until they are translucent and chewy. Drain them immediately and rinse under cold water to stop cooking. Then, toss them lightly with 1 teaspoon of sesame oil to prevent sticking.

  • 2

    Prepare your beef and vegetables. Marinate 150g thinly sliced beef with 1 tablespoon soy sauce, 1 teaspoon sugar, and 1/2 teaspoon black pepper for at least 15 minutes. Separately, blanch 200g spinach in boiling water for 30 seconds, then squeeze out excess water and season with a pinch of salt and 1 teaspoon sesame oil. Julienne 1 medium carrot and slice 1/2 medium onion and 4 large shiitake mushrooms.

  • 3

    In a large skillet or wok, heat 1 tablespoon vegetable oil over medium-high heat. Sauté the julienned carrot for 2-3 minutes until slightly tender-crisp, then remove and set aside. Repeat this process for the sliced onion and shiitake mushrooms, cooking each for 3-4 minutes until softened and slightly browned, removing each to separate bowls.

  • 4

    Add the remaining 1 tablespoon vegetable oil to the skillet. Increase the heat to high and stir-fry the marinated beef until it's cooked through and lightly caramelized, about 3-4 minutes. Ensure there's no pink remaining, then remove and set aside with the vegetables.

  • 5

    Prepare the Japchae sauce by whisking together 3 tablespoons soy sauce, 1 tablespoon sugar, 2 tablespoons sesame oil, and 2 cloves minced garlic in a small bowl until the sugar is fully dissolved. Taste and adjust for your desired balance of sweet and savory.

  • 6

    Now it's time to bring everything together! In your largest mixing bowl, combine the cooked noodles, all the sautéed vegetables (carrot, onion, shiitake, spinach), and the stir-fried beef. This is where the magic happens, so make sure your bowl is spacious.

  • 7

    Pour the prepared Japchae sauce over all the ingredients in the mixing bowl. Using clean hands (or tongs), gently toss everything together for 2-3 minutes, ensuring the sauce evenly coats every strand of noodle and every piece of vegetable and beef. The goal is an even distribution of flavor and color.

  • 8

    Serve your Japchae immediately, garnished with 1 teaspoon of toasted sesame seeds. It's truly best when enjoyed warm, allowing the flavors to meld beautifully. You can serve it as a main dish or a vibrant side dish.

Frequently Asked Questions

What kind of noodles should I use for authentic Japchae?+

For authentic Japchae, use Korean sweet potato starch noodles, known as dangmyeon. They have a unique translucent appearance and a delightfully chewy, springy texture that is essential to the dish.

Can I make Japchae vegetarian or vegan?+

Absolutely! To make it vegetarian, simply omit the beef and add more vegetables like bell peppers, zucchini, or firm tofu. For a vegan version, also ensure your sugar is vegan-friendly and avoid any non-vegan ingredients if substituted.

How do I prevent the sweet potato noodles from becoming sticky or clumpy?+

After boiling and draining the noodles, rinse them briefly under cold water to stop the cooking process and remove excess starch. Then, immediately toss them with a teaspoon of sesame oil; this light coating will prevent them from sticking together.

Can Japchae be made ahead of time and reheated?+

Japchae is best enjoyed warm and freshly made. However, it can be prepared a day in advance and gently reheated in a microwave or on the stovetop with a splash of water or broth to restore its moisture and loosen the noodles.

Mundo algorithm is scanning the globe for a +50% match...🌍

Keep exploring