Sauerkraut, Kimchi, or Pickles: Where Beginners Should Start With Fermentation

Fermentation has a reputation for being finicky, mysterious, and easy to get wrong. In practice, it's one of the most forgiving forms of food preservation you can do at home — no special equipment required, no precise temperatures to hit, and the process itself is mostly just salt, time, and patience. The hardest part is usually just picking where to start.

Here's how the three classic beginner ferments actually compare, and which one makes the most sense as your first batch.

The One Process Behind All Three

Sauerkraut, kimchi, and lacto-fermented pickles are all doing the same basic thing: using salt to create an environment where Lactobacillus bacteria — naturally present on vegetables — can convert sugars into lactic acid. That acid is what preserves the food and gives fermented vegetables their distinctive tang. This is the same family of bacteria found in yogurt, and the process is called lacto-fermentation specifically because of it.

Two methods get you there:

Dry salting — salt is added directly to the vegetable, which draws out its own liquid to form a brine. This is how sauerkraut and kimchi are typically made.

Brining — salt is dissolved in water first, then poured over the vegetable. This is how whole or chunked vegetables like cucumber pickles are usually done, since whole cucumbers don't release enough liquid on their own to self-brine.

Both methods are doing the same job: creating a salty, oxygen-free environment where the good bacteria thrive and the bad ones can't.

Sauerkraut: The Gentlest Entry Point

Sauerkraut is shredded cabbage, salt, and time — nothing else required. It's widely considered the easiest and most beginner-friendly ferment, both because the process is simple and because the resulting flavor is mild enough that it doesn't shock anyone trying fermented food for the first time.

The basic ratio: roughly 2% salt by weight of the cabbage — about 3 tablespoons of salt per 5 pounds of shredded cabbage is the commonly cited starting point. Massage the salt into the shredded cabbage until it releases enough liquid to fully submerge itself, weight it down, and let it sit at room temperature.

Why start here: the ingredient list is short, the process is dry-salted (no need to mix a separate brine), and the flavor is mild enough to use immediately in sandwiches, alongside sausages, or straight out of the jar without it dominating a dish.

Kimchi: More Flavor, Slightly More Complexity

Kimchi follows the same lacto-fermentation principle as sauerkraut but with napa cabbage and a more involved seasoning paste — usually Korean chili flake, garlic, ginger, and sometimes fish sauce or a similar savory addition.

The basic ratio: similar to sauerkraut, around 2% salt by weight, with the cabbage typically given an initial salt soak before being mixed with the seasoning paste and packed into jars.

Why this is still beginner-friendly but a notch up: the fermentation principle is identical to sauerkraut, but there are more steps and more ingredients to source and prep — chili flake, garlic, ginger, and often a thickened rice-flour paste to help the seasoning cling to the cabbage. The payoff is a bolder, spicier ferment with more nutritional variety from the added vegetables and seasonings. If sauerkraut feels too plain for your taste, this is a natural next step.

Lacto-Fermented Pickles: The Brine Method

Whole or sliced cucumbers (or other vegetables) submerged in a saltwater brine, rather than dry-salted. This is the traditional method behind old-fashioned barrel pickles — distinct from vinegar pickling, since the sour flavor here comes entirely from the fermentation process, not added vinegar.

The basic ratio: brine recipes vary more than sauerkraut's, but a common starting range is 3–5% salt dissolved in water, poured over the vegetables to fully submerge them.

Why this is a good second or third ferment: the brining method is a slightly different skill than dry-salting — you're managing a liquid ratio rather than relying on the vegetable's own moisture — and the flavor result (sour, salty, crunchy) is more specific than sauerkraut's mild tang. It's an easy ferment once you understand brining, but the upfront math of mixing a correct brine percentage makes it a small step up from straightforward dry-salted kraut.

What All Three Need to Succeed

A non-reactive container. Glass, ceramic, or food-grade plastic — never metal, which reacts with the acid being produced.

A way to keep everything submerged. Vegetables exposed to air are vulnerable to mold; vegetables under brine are protected. A fermentation weight, a water-filled bag, or even a clean rock can do this job.

Patience and observation, not a strict clock. Most home ferments are ready somewhere between a few days and a few weeks depending on temperature and your taste preference — there's no single correct day, just a range to taste-test within. Bubbling and cloudiness in the brine are signs fermentation is actively happening, not signs of failure.

A cool spot for ongoing storage. Once a ferment tastes the way you want, moving it to the refrigerator dramatically slows the process down, letting you enjoy it over weeks without it continuing to sour past your preference.

So Which One Should You Actually Start With?

If you want the simplest possible first ferment with the fewest ingredients and the most forgiving process: start with sauerkraut. It teaches you the core skill — dry-salting, watching for brine release, keeping everything submerged — without adding the complexity of a seasoning paste or a separately mixed brine.

Once that feels comfortable, kimchi is a natural next step if you want more flavor complexity, and lacto-fermented pickles are a good choice if you specifically want to learn the brining method for future ferments that require it.

Ready to Go Beyond the Basics?

Once you've got the fundamentals down, there's a lot more ground to cover — wild fermentation, hot sauces, complex pickle varieties, and troubleshooting the inevitable batch that doesn't look quite right.

My Fermenting & Lacto-Pickling guide covers 11 tested recipes across sauerkraut, kimchi, pickles, and hot sauce, with a full troubleshooting section so you know the difference between normal fermentation activity and an actual problem.

Get the Fermenting & Lacto-Pickling Guide →

New to home food preservation altogether? Start with Water Bath vs. Pressure Canning: Which One Do You Actually Need? before diving into fermentation.