The handbook.
Everything on this page is written by people who keep their own jars. Start with a path, browse by level or tag, or just pick whichever title looks useful today.
Start here
A beginner path from empty container to bottled batch.
Read the tutorial
→Fix a problem
White film, black mould, no bubbles at all. Diagnose in a minute.
Open the finder
→Look something up
Reference tables: what scraps to use, what to dilute at, what does what.
Reference articles
Your first batch
A full walkthrough from choosing a container to sealing the lid, written for someone who has never fermented anything before.
The ratio, explained
Why 1:3:10, what happens when you deviate, and why weighing beats eyeballing.
What scraps to use
The full list of what belongs in a batch and what will ruin one, sorted by category.
Reading your batch
Smell, colour, film, fizz — a month-by-month field guide to what your jar is telling you.
Harvest and filter
Straining, bottling, storing, and what to do with the leftover pulp on day ninety.
Dilution guide
How much finished eco enzyme to mix with how much water, for each common use.
Sizing a batch?
Set your container size and get the exact weight of sugar, scraps and water — plus your harvest date.