We all want our refrigerated food to be safe to eat. That’s why we go via the fridge on a continuous basis and follow the preeminence, “When in doubt, toss it out.” But unlike the majority of foods items we keep in the fridge, our smashville247.net probiotic fermented foodstuffs come ready-conquered by health-giving bacteria. So, what’s the story through these foods? How long does sauerkraut or kimchi last, when the jar is opened?

How Long Does Sauerkraut Last?

Here’s some good news: sauerkraut and kimchi deserve to last in the fridge for a month or 2 previous the expiration date that’s printed on the package—If you understand what’s going on and what keeps these foodstuffs safe and also tasty.

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Your smashville247.net sauerkraut or kimchi is fermented fairly than salt cured. That implies the vegetables were retained subcombined in a weak brine solution of between 2 to 5 percent salt, depending upon which vegetables were fermented. At first, the vegetables carried right into the fermentation vessel any microorganisms that were on their surfaces, consisting of spoilage organisms and advantageous Lactobacillus acidophilus and other acid-loving bacteria (frequently described as LAB—lactic acid bacteria).

Throughout fermentation, the LABs saw work-related on the sugars and also carbohydprices in the vegetables, turning them right into lactic acid. As the weak brine ended up being even more and even more acidic, the spoilage organisms were eliminated off. The vegetables developed the lip-smacking sour flavors that make ferments so delicious. After all, the word “sauerkraut” is German for “sour herb.” By the end of the initial fermentation, the LABs rendered the vegetables tastier, even more nutritious, perfectly safe to eat, and also probiotic, interpretation the bacteria that fermented the vegetables can currently take up residence in your digestive device and also proceed to carry out wellness benefits and improved nutrition as they get involved in your gut microbiome.

Incidentally, salt curing is done via a more powerful brine—from 10 to 20 percent salt or even more. That amount of salt will preserve the vegetables, yet is too salty to permit the LABs to prosper, so salt-cured foods are not fermented.

So, what’s this mean for our question: just how long does sauerkraut or kimchi last as soon as the jar is opened? And the answer is a couple of months or even even more if 3 demands are met.


First, the vegetables need to remajor subcombined a 1/2 inch or so beneath the brine in the jar. If they float to the optimal and are exposed to air, they will eventually become moldy and inedible and also the jar will be spoiled. If there’s not enough brine in the jar to cover the vegetables, include a little filtered water, enough to fill to over the vegetables. To store the vegetables subcombined, weigh them down via a tiny plate, cup, or freezer baggy filled with weak brine.

Second, the sauerkraut and kimchi must be kept refrigerated at all times. If you want to serve some with a meal, move the meal’s worth to a cup or bowl and also put the jar of kraut or kimchi earlier in the fridge without letting it sit out and also warmth up.

Third, only usage a clean utensil to take the fermented vegetables from the jar. Don’t eat from the jar by reinserting the utensil in the food. If you double dip, you’ll be seeding the food via a vast selection of mouth and also other bacteria, and also it will certainly inevitably spoil.

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Over its time in the fridge, sauerkraut and kimchi will certainly become even more acidic as the LABs proliferate, the crunchiness of a fresh jar’s vegetables may abate and come to be softer over time. But as lengthy as you keep the vegetables submerged and also reap the flavors, you’re good to go.

About the Author: Sonoma County resident Jeff Cox is the author of 24 books, consisting of The Essential Book of Fermentation (Aextremely, 2013)