The Reference
The Art of Fermentation — Sandor Ellix Katz
Chelsea Green Publishing
The definitive, James Beard Award-winning reference that covers the why and how of nearly every ferment imaginable.
$$$ Mid-range
Crocks · Jars · Cultures · Kits
New: Ferment LabFerment like you know what you’re doing.
Hand-picked gear, honest guides, and interactive tools that help you brew better batches — sauerkraut to continuous kombucha.
Shop by category
Everything you need, grouped the way fermenters actually think.
Fermentation Crocks
Traditional stoneware crocks for big, hands-off batches of kraut and kimchi.
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Mason Jars & Lids
The simplest, cheapest way to start fermenting on your kitchen counter.
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Airlocks & Weights
Keep veg submerged and oxygen out — the two secrets to mold-free ferments.
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Starter Cultures
Live SCOBYs, kefir grains, and sourdough starters to kick off any ferment.
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Starter Kits
Everything-in-one-box kits so you can ferment your first batch today.
Shop Starter Kits → Books & Guides
The cookbooks and references that turn beginners into confident fermenters.
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Fermentation Supplies
Salt, thermometers, pH strips, funnels, cloths, and the little things that make every batch safer and easier.
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Beverage Gear
Everything for kombucha, water kefir, ginger beer, tepache, shrubs, and second ferments.
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Mr Ferment’s picks
A few tried-and-true favorites to get you started.
Beginner Staple
Ball Wide-Mouth Quart Mason Jars (12-Pack)
Ball
The wide-mouth quart jar is the workhorse of small-batch fermenting — buy a case and you'll always have one free.
$$$ Budget
Continuous Brew
2-Gallon Continuous Brew Kombucha Jar with Spigot
Ohio Stoneware
Tall, spigot-equipped jar designed for ongoing kombucha brewing — draw off finished tea and top up without disturbing the SCOBY hotel.
$$$ Mid-range
Live Culture
Fermentaholics Organic Kombucha SCOBY + Starter Tea
Fermentaholics
A live, hand-grown kombucha SCOBY shipped with plenty of strong starter tea so your very first brew takes off fast.
$$$ Budget
All-in-One
Masontops Complete Mason Jar Fermentation Kit
Masontops
The most popular all-in-one mason-jar kit — airlocks, glass weights, a tamper, and a recipe guide in one box.
$$$ Premium
Best for Beginners
Masontops Pickle Pipe Waterless Airlocks (4-Pack)
Masontops
Silicone airlock lids that burp your jars automatically — the single biggest upgrade for mold-free, set-and-forget ferments.
$$$ Budget
Best Value
Ohio Stoneware 2-Gallon Fermentation Crock
Ohio Stoneware
A sturdy, American-made water-seal crock that's the sweet spot of size and price for a household batch of kraut.
$$$ Mid-range
Best Seller
Flip-Top Glass Bottles 16 oz (6-Pack)
Bormioli Rocco
Classic Italian swing-top bottles perfect for second-ferment kombucha, water kefir, and ginger beer. Pressure-safe and beautiful on the shelf.
$$$ Budget
The living process
Watch the magic happen inside the jar.
Fermentation is quiet transformation. These are the moments we designed the whole experience around — the bubbles, the patience, the beautiful results.
Explore the tools that help it go right → The setups that turn one SCOBY into a lifetime of good drinks.
Small details that make the difference between good and great batches.
Interactive tools
Open the Lab →
The Ferment Lab
Calculators, matchmakers, and trackers that take the guesswork out of your next batch — built right into the site.
🧂
Brine Calculator
Get exact salt weights for any vegetable and batch size. Safety notes included. Add the right weights & airlocks in one click.
🔬
Batch Matchmaker
Answer 6 quick questions about your space, time, and taste. Get a personalized starter kit + the exact guides you need.
📋
My Ferments Tracker
Log batches on this device. See days since start, predicted readiness, and smart suggestions (bottles? more SCOBY hotel?).
Start here: fermentation guides
Clear, beginner-friendly how-tos.
Troubleshooting
Fermentation Troubleshooting — Mold, Kahm Yeast, and Other Common Issues
Don't panic — most "problems" in fermentation are harmless or easily fixed. Here's how to tell the difference and what to do.
Jun 8, 2026
Beginner Guide
How to Make Kimchi (A Beginner's Guide)
Spicy, crunchy, probiotic-packed kimchi is easier than you think. Here's the simple, reliable method for your first batch using ingredients you can find at any grocery store.
Jun 8, 2026
Beginner Guide
Kefir and Sourdough 101 — Daily Probiotics and Tangy Bread
Two foundational ferments that give you daily probiotics and real bread for life. Simple methods, the right gear, and how they connect.
Jun 8, 2026
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