Name: Gochujang Udon Noodles with Sesame and Basil Recipe
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Cuisine: Korean
Ingredients: 16 ounces (450g) fresh udon noodles; 3 tablespoons gochujang; 1 tablespoon toasted sesame oil; 2 tablespoons soy sauce (use tamari for gluten-free); 2 tablespoons mirin (or rice vinegar); 1 ½ tablespoons organic brown sugar; 1 tablespoon gochugaru (optional); 1 heaping tablespoon neutral-flavored oil; 1 bunch (about 6) scallions, whites and light greens chopped into 1-inch pieces; 4 garlic cloves, finely chopped; 1-inch piece ginger, grated or minced; 6 to 8 cups (or handfuls) thinly sliced Napa cabbage (250g) OR 2 medium bell peppers, thinly sliced; ¼ cup (32g) roasted white sesame seeds; A few handfuls of Thai basil leaves (or fresh cilantro, chopped); A drizzle of toasted sesame oil

Jump to Recipe· 3.9 from 31 reviews

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If you’re craving something vibrant, comforting, and bursting with bold Korean flavors, the Gochujang Udon Noodles with Sesame and Basil Recipe is an absolute must-try. This dish perfectly balances the spicy, savory kick of gochujang with the nutty warmth of sesame and the fresh brightness of Thai basil, all tossed together with delightfully chewy udon noodles. It’s a satisfying meal that feels both indulgent and fresh, making it a fantastic option for any day you want to treat yourself to a simple yet spectacular bowl of noodles.

Ingredients You'll Need

The image shows a wooden board on a white marbled surface holding various small white bowls and a white plate with blocks of udon noodles. On the white plate in the center are two pale, thick udon noodle blocks with a soft texture. Surrounding the plate are small white bowls filled with different ingredients: reddish-brown gochujang paste, dark brown soy sauce, light brown brown sugar, bright red gochugaru flakes, golden toasted sesame oil, and beige sesame seeds. On the top left, a white bowl contains chopped green scallions, minced yellow ginger, and minced white garlic. To the right of the board, there is a bunch of fresh bright green Thai basil leaves and a half head of light green napa cabbage with textured, leafy layers. The whole setup is arranged neatly on the wooden board with soft natural light showing the colors vividly. Photo taken with an iphone --ar 4:5 --v 7

Getting the ingredients right is half the joy of cooking this Gochujang Udon Noodles with Sesame and Basil Recipe. Each component, from the fiery fermented chili paste to the subtle herbal notes of Thai basil, plays a crucial role in layering the dish’s flavor, texture, and color.

16 ounces fresh udon noodles: These thick, chewy noodles provide the perfect base with their satisfying texture.

3 tablespoons gochujang: This spicy, slightly sweet Korean chili paste is the heart of the sauce.
1 tablespoon toasted sesame oil: Adds a deep, aromatic nuttiness that elevates every bite.
2 tablespoons soy sauce: Brings essential umami and saltiness; tamari works great for a gluten-free option.

2 tablespoons mirin or rice vinegar: Balances the heat with a touch of sweetness or tang.
1 ½ tablespoons organic brown sugar: Enhances the sauce with gentle sweetness and depth.
1 tablespoon gochugaru (optional): Korean chili flakes to boost the heat if you like it spicy.

1 heaping tablespoon neutral-flavored oil: For stir-frying the aromatics without overpowering flavors.
1 bunch scallions: Whites and light greens chopped; they add a fresh, sharp onion flavor.
4 garlic cloves (finely chopped): Infuses the dish with a fragrant savory punch.

1-inch piece ginger (grated or minced): Adds a zesty, warming spice.
6 to 8 cups Napa cabbage or 2 medium bell peppers: Thinly sliced, these bring crunch, color, and freshness.
¼ cup roasted white sesame seeds: Toasted for extra crunch and that irresistible nutty aroma.

A few handfuls of Thai basil leaves: Bright, herby, and slightly peppery, perfect for finishing the dish.
A drizzle of toasted sesame oil: To finish and add another layer of fragrant richness.

How to Make Gochujang Udon Noodles with Sesame and Basil Recipe

Step 1: Cook the Udon Noodles Perfectly

Start by boiling fresh udon noodles in plenty of water, but be careful not to overcook them. Cooking just a little less—about 1-2 minutes total—keeps them delightfully chewy without turning soggy. Use chopsticks to gently loosen them so they don’t stick together, then drain while reserving some noodle water for later. Trust me, this little trick makes all the difference in texture.

Step 2: Whisk Together the Flavorful Sauce

While the noodles cook, mix the gochujang, toasted sesame oil, soy sauce, mirin or rice vinegar, brown sugar, and optional gochugaru in a bowl. This sauce is a perfect marriage of spicy, sweet, salty, and tangy flavors that will coat the noodles beautifully and keep you coming back for more.

Step 3: Stir Fry the Aromatics and Vegetables

Heat the neutral oil in a large pan over medium-high heat, then add scallion whites and greens, garlic, and ginger. Their fragrant flavors build the foundation for the dish. If you’re using bell peppers, toss them in now for a tender-crisp bite. For Napa cabbage lovers, add it after the aromatics; stir-fry just until it's tender but still with a slight crunch—this adds a great contrast to the chewy noodles.

Step 4: Combine Sauce, Sesame Seeds, and Noodles

Pour the sauce into the pan and sprinkle in the roasted white sesame seeds, letting them sizzle and release their nuttiness. Add the drained noodles and toss thoroughly so every strand is luxuriously coated. If it seems a little dry, add a spoonful or two of the reserved noodle water to help the sauce cling—fresh noodles usually don’t need it, but it’s great insurance for dried ones.

Step 5: Finish with Basil and Toasted Sesame Oil

Taking the pan off the heat, stir in vibrant Thai basil leaves for a fresh herbal note and drizzle a bit more toasted sesame oil to amplify the aroma. This finishing touch makes the dish feel complete, inviting, and utterly crave-worthy.

How to Serve Gochujang Udon Noodles with Sesame and Basil Recipe

A metal pan filled with thick white noodles coated in a reddish-orange sauce mixed with pieces of red bell peppers and green herbs spread throughout. The noodles and vegetables have a glossy texture with a few fresh green basil leaves scattered on top. Around the pan, there is a white marbled surface and three white bowls: one with small light brown cubes, one with sesame seeds, and one with fresh green basil leaves. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

A simple sprinkle of extra toasted sesame seeds, perhaps a little extra fresh basil or chopped scallions, adds a stunning visual and flavor boost. A wedge of lime can also brighten up the dish beautifully if you want a citrusy twist.

Side Dishes

This dish pairs wonderfully with light, refreshing sides like cucumber kimchi, pickled radishes, or a crisp Asian slaw. For something heartier, steamed dumplings or a simple miso soup complement the noodles perfectly without overpowering the main flavors.

Creative Ways to Present

Try serving the gochujang udon noodles in a wide, shallow bowl to showcase the colorful veggies and fresh basil atop the glossy noodles. Alternatively, for a fun twist, plate the noodles chilled in summer with crushed ice underneath and an Asian-inspired cold noodle salad vibe that’s incredibly refreshing.

Make Ahead and Storage

Storing Leftovers

If you have leftovers of the Gochujang Udon Noodles with Sesame and Basil Recipe, store them in an airtight container in the refrigerator. They will keep well for up to 3 days and the flavors actually deepen with time—just be sure to refresh them gently when reheating.

Freezing

Because of the fresh herbs and delicate textures, freezing this noodle dish is not ideal. The noodles can become mushy upon thawing, and the basil loses its brightness. It’s better to freeze raw ingredients separately if you want to prep in advance.

Reheating

Reheat gently either in a skillet over medium heat with a splash of water or noodle broth to loosen up the sauce, or microwave covered with a damp paper towel to retain moisture. Avoid overheating to keep the noodles tender and the basil fresh.

FAQs

Can I use dried udon noodles instead of fresh?

Yes, dried udon noodles work fine but will take longer to cook and may benefit from a splash of noodle water to keep the sauce from drying out. Just be careful not to overcook them to maintain the chewy texture.

What can I substitute if I don’t have gochujang?

If you don’t have gochujang, you can mix a combo of miso paste with chili garlic sauce and a touch of honey to replicate the sweet-spicy depth. However, gochujang’s unique fermented flavor is hard to perfectly replace.

Is this recipe spicy? How can I adjust the heat?

This recipe has a nice moderate kick thanks to gochujang and optional gochugaru, but you can easily reduce the spiciness by using less chili paste or omitting the gochugaru. For even more heat, add fresh sliced chilies or a dash of chili oil.

Can I make this recipe vegan?

Absolutely! Just make sure to use a soy sauce or tamari that is vegan-friendly and avoid any non-vegan additions. The recipe as written is naturally vegan and full of plant-based goodness.

What is the best way to clean Thai basil leaves before using?

Rinse the leaves gently under cool water and pat dry with a clean kitchen towel or paper towels. Avoid soaking them for long to preserve their fresh herbal flavor and aroma.

Final Thoughts

If you’re looking for a noodle dish that’s not only effortless to make but packed with layers of exciting flavors, the Gochujang Udon Noodles with Sesame and Basil Recipe should be your next kitchen adventure. It’s the kind of meal that feels like a warm hug and a fresh breeze all at once—perfect for sharing with friends or savoring solo. Dive in and let those vibrant tastes brighten your day!

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Gochujang Udon Noodles with Sesame and Basil Recipe

Ingredients You'll Need