food preservation

Salt to Cabbage Ratio for Sauerkraut by Weight (2026 Guide)

Salt to Cabbage Ratio for Sauerkraut by Weight (2026 Guide) The correct salt to cabbage ratio for sauerkraut is 2% by weight — that is 20 grams of salt per kilogram of shredded cabbage, or about 9 grams (9.1g) per pound. Most fermenters work in the 2.0% to 2.5% band, where the brine is salty enough to suppress spoilage bacteria but mild enough to let Lactobacillus do its job. You weigh, you don't scoop. Run your own batch through our Sauerkraut Calculator(/food/sauerkraut-calculator) and it returns the exact grams in one click. Across 573 real UseCalcPro sauerkraut batches, the median salt level fermenters enter is exactly 2% by weight — the textbook ratio. That tells me something clear from the data we host: home fermenters have settled on the same number food scientists recommend. The single most common mistake I see in the support inbox is not the ratio at all...