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Step-by-Step Tutorial
PRACTICAL WALKTHROUGH · PARAMETERS · COMMON MISTAKES
Layered salt fermentation of German sauerkraut uses alternating layers of shredded cabbage and 2–3 % NaCl to create a brine that drops pH to 3.5–4.0 within 48 h, promoting lactic acid bacteria while inhibiting spoilage organisms.
Origin: Germanic peoples (pre‑industrial era) — Bavaria and Saxony
See full technique reference →During fermentation, Lactobacillus plantarum and Leuconostoc mesenteroides metabolize hexose sugars from cabbage into lactic acid, lowering the pH and creating an acidic environment that preserves the product. The salt concentration of 2–3 % NaCl balances osmotic pressure to keep the cabbage tender yet firm, while the brine’s 0.9–1.2 % NaCl supports bacterial growth and suppresses yeasts and molds.
Primary Reaction
C6H12O6 → 2 CH3CH(OH)COOH (lactic acid)
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