Kimchi tastes sour, salty, spicy and garlicky, with a deep savory flavor from fermentation and a crunchy, juicy bite from the cabbage. Fresh kimchi is bright and a bit like a spicy salad, while older kimchi gets much more sour and funky, and it often has a light fizz on the tongue.
Late autumn is kimjang season in Korea, when families make huge batches of kimchi to last through winter, so it’s a good time to finally answer the question: what does kimchi taste like? If you’ve never tried it, the jar can look a bit scary (it’s bright red, and oh boy, that smell when you open the lid), and I get it.
I’m Filipino, so my idea of a sour pickle is atchara, our sweet and sour pickled papaya, and kimchi is a whole new level of sour. This guide tells you exactly what to expect from your first bite, how the taste changes week by week in the fridge, what kimchi flavor is made of, and the easiest ways to eat it if you’re still not sure you’ll like it.
Recommended reads:
- What Is Kimchi?
- Cucumber Kimchi (Oi Kimchi)
- Korean Buckwheat Noodles
- Homemade Chili Oil
- Coconut Rice in a Rice Cooker
What Does Kimchi Taste Like on the First Bite?
Your first bite of kimchi will taste sour and salty first, then the chili heat and garlic arrive, and a savory, almost brothy flavor sticks around at the end. Napa cabbage kimchi, the classic red one, is also crunchy and juicy, with a little natural sweetness from the cabbage and radish.
The sourness comes from lactic acid, the same thing that makes yogurt and sauerkraut tangy, and the savory depth usually comes from fish sauce or salted shrimp. If that sounds like a lot happening at once, you’re right, and that’s why a small piece next to plain rice is the best way to try it.
Why Kimchi Changes Over Time
Kimchi keeps fermenting in the fridge, so it gets more sour and softer every week. Same jar, very different taste depending on when you open it.
Fresh kimchi (first few days)
Fresh kimchi, called geotjeori in Korean, tastes like a spicy, garlicky cabbage salad. It’s crunchy, salty and only a little tangy, and it’s the easiest one for beginners.
Ripe kimchi (about one to three weeks)
This is the sweet spot for most people: nicely sour, still crunchy, a bit fizzy, and with a rounder savory flavor. It’s great straight from the jar with rice or eggs.
Old, sour kimchi (a month and more)
Aged kimchi (mukeunji) is very sour, soft and strong, and it smells pretty intense. Don’t throw it out, though, because this is the kimchi Korean cooks save for stews and fried rice, where cooking mellows it into something deep and rich.
What Is Kimchi Flavor Made Of?
Kimchi flavor comes from salted napa cabbage and radish, gochugaru (Korean chili flakes), garlic, ginger, scallions and usually fish sauce or salted shrimp, all fermented together. The chili gives color and a fruity, medium heat, and the fish sauce adds the savory backbone, a bit like what oyster sauce does for a stir-fry.
Gochugaru is not the same as gochujang, by the way. The flakes go into kimchi and the sticky paste mostly doesn’t, and my gochugaru vs gochujang guide explains the difference if your shopping list is confused.
Does Kimchi Taste Like Sauerkraut?
Kimchi tastes a bit like sauerkraut because both are fermented cabbage, but kimchi is spicier, garlickier and much more savory. Sauerkraut is just cabbage and salt, so it’s clean and sour, while kimchi has chili, garlic, ginger and fish sauce going on all at once.
Compared with a dill pickle, kimchi is less vinegary and more complex, and compared with Filipino atchara, it’s way less sweet. Atchara is pickled in sweetened vinegar, and kimchi gets its sourness from fermentation, so it tastes deeper and a bit funkier.
Do Different Kinds of Kimchi Taste Different?
Yes, a lot. Napa cabbage kimchi (baechu kimchi) is the classic sour, spicy, crunchy one, but Korea has dozens of kimchi types and each one tastes like its main vegetable.
Cubed radish kimchi (kkakdugi) is juicier and crunchier, with a sweet, peppery radish bite. Cucumber kimchi is fresh and cooling and best eaten within a few days, green onion kimchi (pa kimchi) is sharp and oniony, and mustard leaf kimchi (gat kimchi) tastes bitter and peppery in a good way. White kimchi skips the chili, so it’s mild, salty and almost refreshing, and its brine is sometimes sipped like a cold soup.
Homemade and store-bought taste different too. Shop kimchi is often a little sweeter and milder, and homemade varies with every batch (which is half the fun of making your own).
Culinary uses of kimchi
Kimchi works as a side dish, a topping and a cooking ingredient. In Korea it’s served as banchan next to rice with nearly every meal, and it also goes into stews, fried rice, pancakes, dumplings and noodles.
Sour, older kimchi is the one for cooking. Try it in this kimchi stew with chicken or chopped into a pan of fried rice, and save the fresh, crunchy kimchi for eating as it is.
If you are new to kimchi
Start with a small amount next to something plain and fatty, like rice, a fried egg or grilled pork. The starch and fat soften the sourness and the heat, which makes the flavor much easier to enjoy.
Other easy first steps: fold a spoonful into a cheese toastie, stir it into instant noodles like my spicy ramen with hot dog and egg, or try white kimchi (baek kimchi), which is made without chili and tastes mild, salty and crisp. Cucumber kimchi is another gentle one, because it’s eaten fresh and stays light.
Kimchi alternatives and substitutes
If you need kimchi flavor and don’t have a jar, sauerkraut with a pinch of chili flakes and a dash of fish sauce gets surprisingly close in fried rice or stew. For a side dish, these work too:
- Sauerkraut plus chili: tangy and fermented, just not Korean.
- Cucumber kimchi: fresher, lighter and ready in a day.
- Quick pickled radish: sour crunch without the depth.
- Atchara: sweeter and milder, nice next to grilled meat.
- Pickled vegetables with chili oil: for when you mostly want heat and crunch.
How to store kimchi
Keep kimchi in the fridge in a clean, airtight container, press the vegetables under the brine, and always use a clean spoon. Cold slows the fermentation, so it stays tasty for weeks or even months, it just keeps getting more sour.
Open the lid slowly (fermentation builds pressure and the brine can bubble up) and put the jar on a plate in case it overflows. Fizz and a sour smell are normal, but fuzzy mold, slime or a rotten smell mean it goes in the bin.
Common mistakes using this product
The biggest mistake is throwing away kimchi because it got too sour. Sour kimchi is perfect for cooking, and that’s exactly where it shines. The other one is judging kimchi from one sad, old jar at the back of a shop, so try a fresh jar or a different brand before deciding you hate it.
Famous dishes this is used
Kimchi is the star of kimchi jjigae (kimchi stew), kimchi fried rice (kimchi bokkeumbap), kimchi pancakes (kimchijeon) and kimchi dumplings, and it’s a common topping for bibimbap, noodles and Korean barbecue.
Tips on how to use kimchi
Match the age of your kimchi to the dish. Fresh kimchi goes on the table and sour kimchi goes in the pan. Save the brine too, a splash of that red liquid wakes up soups, dressings and marinades. It also goes well on a fermented food board next to cheese and pickles.
More TKA reads
- What Is Kimchi?
- Cucumber Kimchi (Oi Kimchi)
- Korean Buckwheat Noodles
- Homemade Chili Oil
- Coconut Rice in a Rice Cooker
To make your own, see easy homemade kimchi.
FAQ
Is kimchi supposed to taste sour?
Yes, kimchi is meant to taste sour, and it gets more sour the longer it ferments. Fresh kimchi is only slightly tangy, and kimchi that has been in the fridge for a month or more is very sour.
Is kimchi spicy?
Most red napa cabbage kimchi is medium spicy from gochugaru chili flakes. White kimchi has no chili at all, and heat varies a lot between brands and homemade batches.
Why is kimchi fizzy?
Kimchi is fizzy because fermentation makes carbon dioxide, which stays in the brine. A light fizz is normal and a sign the kimchi is alive, as long as it smells sour and not rotten.
What does kimchi smell like?
Kimchi smells sour, garlicky and a little fishy or funky, a bit like sauerkraut with garlic and chili. The smell gets stronger as it ages, so keep it in a well-sealed jar.
Does kimchi taste fishy?
Most kimchi doesn’t taste fishy, but it has a savory depth from fish sauce or salted shrimp that some people notice, especially in older kimchi. Vegan kimchi skips the seafood and tastes cleaner and a bit lighter.
Is kimchi an acquired taste?
For many people, yes, mostly because of the sour smell and the funk. Starting with fresh kimchi next to rice or in fried rice makes it much easier to like.
Key Takeaways
- Kimchi tastes sour, salty, spicy and garlicky with a savory finish.
- Fresh kimchi is crunchy and mild, old kimchi is very sour and best cooked.
- It tastes like a spicier, garlickier, more savory sauerkraut.
- Try it first next to rice, eggs or in fried rice.
- Store it cold with a clean spoon, and fizz is normal.
Your First Jar, Your First Bowl of Fried Rice
Which kimchi taster are you going to be, the one who eats it straight from the jar or the one who only likes it cooked? Find out by buying one jar this week, eating a little next to rice on day one, and turning whatever’s left into a pan of kimchi fried rice two weeks later.
