Chewy noodles, ice-cold and coated in a spicy-sweet-tangy sauce, no broth in sight. Bibim guksu is the dish Koreans reach for when it's too hot to stand near a stove, and it comes together faster than most weeknight dinners — mostly because the only thing that touches heat is a pot of boiling water for the noodles.
“Bibim” means mixed, the same word that shows up in bibimbap. “Guksu” is the pure Korean word for noodles. It wasn't always spicy — Koreans started adding gochujang to bibim noodles only after the Korean War; before that, the dish was seasoned mainly with soy sauce, a version still made today called ganjang bibim guksu.
Craving more cold noodles for hot days? Our Kongguksu is another icy Korean noodle soup worth bookmarking, or pack this alongside a Tuna Kimbap for a complete picnic-ready lunch.
Kimchi Bibim Guksu
Chewy noodles tossed by hand with fermented kimchi, gochujang, and sesame oil, served ice-cold.
Prep 10 min
Cook 4 min
Cuisine Korean
Servings
1
Ingredients
Instructions
Combine the kimchi, kimchi brine, gochujang, sugar (if using), garlic, and sesame oil in a large bowl. Mix well.
Bring a pot of water to a boil and add the noodles. Stir and cover, cooking for about 3 minutes 30 seconds — the pot may foam up after a minute; just stir and crack the lid.
Taste a sample to check the noodles are chewy, without anything hard inside.
Drain the noodles and rinse in cold running water until cold and no longer slippery. Drain well and add to the kimchi mixture.
Mix everything well and transfer to a bowl. Add the cucumber and egg, sprinkle with sesame seeds, and serve right away.
Notes & Variations
Written for a single serving — multiplies easily using the same ratios for a crowd.
For a non-spicy version (ganjang bibim guksu), skip the gochujang and kimchi and toss the noodles instead in soy sauce, sugar, sesame oil, and sesame seeds.
Buckwheat noodles (memil guksu) work in place of somyeon for a nuttier flavor. For gluten-free, use 100% buckwheat or rice-based noodles and check your gochujang is wheat/barley-free.
Best eaten right away, but the sauce keeps on its own in the fridge for up to two weeks, so it's easy to prep ahead.
FAQ
Is bibim guksu served cold or hot?
Cold, with no broth. The noodles are rinsed in cold water after cooking to chill them and firm up their texture.
Is it spicy? Can I make it less spicy?
The gochujang version is spicy, though you can dial it back to taste. The ganjang (soy sauce) version skips chili paste entirely for a milder dish closer to the dish's original form.
How many calories are in bibim guksu?
It varies a lot by recipe and toppings — figures range from about 309 to 582 kcal per serving.
Can you meal prep it?
Yes. Both noodles and sauce can be made in advance. Once assembled it keeps 3–4 days refrigerated; the sauce alone keeps up to two weeks separately.
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Jiwon Kim is a home cook from Seoul who studied Food Science and Nutrition. She shares approachable Korean recipes — rice, soup, banchan, and fermented staples — explained simply for cooks outside Korea.
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