Cold Tomato and Kimchi Soba Noodle Soup
Updated August 4, 2025
- Total Time
- 15 minutes
- Prep Time
- 5 minutes
- Cook Time
- 10 minutes
- Rating
- Comments
- Read comments
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Ingredients
Salt and pepper
9 ounces soba noodles
1 pint cherry tomatoes
2 Persian cucumbers, roughly chopped
1 cup vegan or nonvegan cabbage kimchi (brine is fine, no need to drain)
3 cups room temperature or cold vegetable stock
2 scallions, thinly sliced
Extra-virgin olive oil
Chile oil or chile crisp (optional), for serving
Ice cubes (optional), for serving
Preparation
- Step 1
Bring a large pot of salted water to the boil. Add the soba noodles and cook according to packet instructions until al dente. Drain and run under cold water until completely cool. Divide the noodles among four bowls.
- Step 2
Reserve a handful of tomatoes and cucumber for topping. Place the remaining tomatoes and cucumber into a blender or food processor. Add the kimchi and vegetable stock; blend until completely smooth, 30 to 60 seconds. Taste, and if it needs seasoning, add some salt and pepper.
- Step 3
Pour the tomato-kimchi soup around the soba noodles, dividing it among the bowls. Chop the reserved tomatoes and add them to each bowl along with the reserved cucumbers, then scatter scallions on top. Drizzle with a little olive oil and chile oil, if using.
- Step 4
If you would like it extra cold, add some ice cubes to the bowls. Serve immediately.
Private Notes
Comments
I think this recipe is a good start, but definitely could use some garlic when you blend the tomato and cucumber . Substituted udon instead of soba. Used almost 2 cups of kimchi. Crispy chilli is a must.
I'm not a big fan of gazpacho, but I'll eat soba with nearly anything, so this landed in the middle of the road for me. I recommend adding a touch of soy sauce and finishing with a glug of sesame oil on top.
I would highly recommend avoiding a food processor for the full recipe. I realized one second before the bad thing happened that the food processor is not large enough.
Added tofu, which made for a nice, refreshing dinner on a warm evening.
Skip olive oil and use toasted sesame oil. Medium spicy kimchi should negate need for adding salt, pepper, fresh garlic etc and topping with garlic chili crisp is excellent. I left the cuke skins on for the garnish bits but peeled the one fur the purée. Would make again as is or get experimental.
I hate to be a Debbie Downer but this was inedible. I made as written, used heirloom cherry tomatoes instead of just plain red ones and it came out an unappetizing brown color. Bitter and the flavors were lost. My guess is that the amount of broth was way too much. If, and thats a big if, I try this again I will blend the veggies first and add the broth sparingly as needed.

