Fermented Garlic Honey

Ancient medicine in your kitchen

Fermenting honey and garlic together is the most lava lamp osmotic ferment you can make: whole garlic cloves submerged in raw honey, left to slowly ferment over weeks,  months, even years. The garlic's moisture content dilutes the honey slightly, creating conditions for mild fermentation. The result is softened, sweet-savoury garlic cloves and thin, dark, slightly fizzy honey that's both delicious and genuinely medicinal.

Honey's osmotic power combined with garlic's antimicrobial properties has been used in traditional medicine for millennia, from Chinese herbalism to medieval European apothecaries to Ayurvedic traditions. My daughters have all moved out and are going to Uni and even when they've been on exchange somewhere - they manage to make themselves some of this for when they feel like they are coming down with something. (yes, so proud of that). 

It's also really simple—two ingredients, one jar, minimal effort, transformative results.

What You'll Need

Ingredients:

• Fresh garlic bulbs - enough whole cloves to fill your jar
• Raw honey - enough to cover the garlic (roughly equal volume)

That's it. Truly.

Equipment:

• Clean glass jar with lid (500ml is a good starting size)
• Optional: fermentation airlock or simply loosely fitting lid
• Clean spoon

Choosing Ingredients:

Garlic:

• Use fresh, firm garlic bulbs
• Avoid old garlic that's sprouting or dried out
• Organic is ideal but not essential
• Leave cloves whole (don't chop or crush)
• Remove papery skin but leave cloves intact
• Any garlic variety works—experiment with different types

Honey:

• Must be RAW, unpasteurised honey
• Pasteurised honey won't ferment properly
• Local raw honey is ideal
• Any floral variety works—experiment with different honeys for different flavours
• Darker honeys (buckwheat, chestnut) create more robust flavours
• Lighter honeys (clover, wildflower) stay more delicate

The Method

Day 1:

1. Prep the garlic:Break bulbs into individual clovesPeel away papery skinLeave cloves completely whole (don't cut or crush)Check for any soft or damaged cloves and discard
2. Fill jar:Add peeled garlic cloves to your clean jarFill about 3/4 full—leave room for expansionDon't pack too tightly
3. Add honey:Pour raw honey over garlic to cover completelyUse a clean spoon to poke down any floating clovesMake sure all garlic is submergedLeave about 2cm headspace at top of jar
4. Initial setup:Cap loosely (or use fermentation airlock if you have one)Don't seal tightly—gases need to escapePlace in shallow dish (it may bubble over slightly)Label with date

First Week:

1. Daily flipping:Turn jar upside down once dailyThis distributes moisture and prevents dry garlic at topYou'll notice honey becoming thinner as garlic releases waterSmall bubbles may appear—this is good!
2. What you'll see:Honey becomes more liquidSmall bubbles formingGarlic may float initiallyHoney may darken slightly

Weeks 2-4:

1. Continue flipping:Keep turning jar daily for the first monthBubbles should be more apparentHoney continues thinningGarlic begins softening
2. Burping:If pressure builds up, briefly open lid to release gasesThis is especially important if you're not using an airlockYou may hear a satisfying "pop" or hiss
3. First taste:After 3-4 weeks, you can start using itThe garlic won't be fully mellow yet but is already medicinalThe honey will be thin, dark, and slightly fizzy

Long-term Aging:

• The longer it ferments, the better it gets
• At 3 months: garlic is quite soft, honey is deeply flavoured
• At 6 months: garlic is completely mellow, almost sweet
• At 12 months: deep, complex, balanced—this is the goal
• Keep flipping occasionally (weekly after first month)
• Can continue aging for years

What's Happening

This is osmotic fermentation using honey as the osmotic agent:

Osmosis: Honey has very low water activity (around 60% sugar). When garlic (which is about 65% water) is submerged, osmosis draws moisture from the garlic into the honey. This dilutes the honey to around 80% sugar—still concentrated, but now thin enough for fermentation to occur.

Fermentation: Raw honey contains wild yeasts and beneficial bacteria. As the honey dilutes, these microbes become active, fermenting the sugars and creating:

• Carbon dioxide (the bubbles and fizz)
• Organic acids (preservative and flavour)
• Complex flavour compounds
• Small amounts of alcohol (typically less than 1%)

Garlic Transformation: The osmotic process softens the garlic completely. The harsh, sharp compounds mellow and sweeten. The sulfur compounds that make raw garlic pungent transform into milder, more complex flavours. After months, the garlic becomes almost jam-like—sweet, savoury, completely different from raw.

Preservation: The high sugar content (even diluted) plus the antimicrobial properties of both honey and garlic create a shelf-stable preserve. The organic acids from fermentation provide additional preservation.

This is one of the few ferments where you want both the solid (garlic) and the liquid (honey)—both are transformed and medicinal.

The Two-Jar System

I maintain two garlic honey jars at all times:

Jar 1: Young honey (3 weeks to 3 months)

• Cloves still translucent, firm but starting to soften, can be like lollies
• Honey bright golden, thinned but not deeply coloured
• Flavour is sweet-garlicky, relatively straightforward
• This is your medicinal honey—take by the spoonful when sick
• This is also where you harvest liquid honey for drizzling

Jar 2: Aged honey (6 months to years)

• Cloves dark brown, soft, chewy, almost jammy
• Honey dark amber to mahogany, very liquid
• Flavour is complex—sweet, umami, slightly tangy, deeply savoury
• This is condiment territory—use it like aged balsamic
• The cloves are "garlic lollies"—eat them whole or sliced over food

Why two jars? If you only keep one jar, you're constantly eating from it, never building up the aged, complex batch. With two jars:

• Start Jar 2, age it undisturbed for 6+ months
• Meanwhile, make Jar 1 for immediate use
• When Jar 1 is empty, start a new Jar 1
• Jar 2 keeps aging, becoming more complex
• After a year or two, Jar 2 becomes something extraordinary

The oldest garlic honey I have is 7 years old. It's dark, almost black, intensely complex, and I use it like liquid umami—a teaspoon in soup, a drizzle over blue cheese, a glaze for roasted vegetables. It's nothing like young garlic honey. It's its own thing entirely.

How to Use Fermented Honey Garlic

As Medicine:

For Immune Support:

• Take 1-2 cloves daily during cold/flu season
• Take a spoonful of the honey when you feel illness coming on
• Chew the garlic cloves or swallow whole
• Mix honey into warm (not hot) water or tea

For Coughs and Sore Throats:

• Take the fermented honey by the spoonful
• Let it coat throat slowly
• The antimicrobial properties are genuine

For Cardiovascular Health:

• Regular consumption supports circulation
• Garlic's beneficial compounds remain active
• Fermentation may increase bioavailability

In Cooking:

The Garlic Cloves:

• Mince into salad dressings (they're much mellower than raw)
• Smear on toast or crackers
• Add to pasta at the end of cooking
• Fold into mashed potatoes
• Scatter over roasted vegetables
• Mix into compound butter
• Add to marinades or braises
• Blend into hummus or bean dips

The Honey:

• Drizzle over pizza (seriously—it's trending in pizzerias)
• Glaze for roasted chicken or pork
• Sweet-savoury salad dressing (honey + vinegar + oil)
• Stirred into hot sauce for sweet heat
• Finishing drizzle for roasted vegetables
• Mixed into barbecue sauce
• Sweetener for Asian-style marinades
• On cheese boards (especially with blue cheese or aged cheddar)

Creative Uses:

• Hot honey: Add chilli flakes to the jar for spicy fermented honey garlic
• Cocktails: Use the honey in whisky sours or hot toddies
• Glazes: Reduce with soy sauce and ginger for Asian glazes
• Compound butter: Mash garlic cloves into softened butter

Storage and Shelf Life

Fermenting: Room temperature for at least 3-4 weeks Long-term storage: Room temperature indefinitely, or refrigerate to slow fermentation Shelf life: Years if kept properly (honey is a natural preservative)

Important points:

• Keep garlic submerged in honey at all times
• Use clean utensils when removing garlic
• Some crystallisation is normal (gently warm to dissolve)
• Continued bubbling over months is normal
• The honey will darken with age—this is desirable

Signs it's working well:

• Bubbles forming
• Honey thinning
• Garlic softening
• Pleasant, sweet-savoury aroma
• Slight fizz when you taste the honey

Signs of problems (rare but possible):

• Mould on surface (remove immediately and ensure garlic stays submerged)
• Off smell (very unusual—honey's antimicrobial)
• Kahm yeast (white film) - harmless but scrape off

Variations

Herbal Additions:

• Fresh thyme sprigs
• Fresh rosemary (small amount—it's potent)
• Fresh ginger slices
• Turmeric root pieces
• Chilli peppers (for hot honey garlic)

Spice Additions:

• Black peppercorns
• Coriander seeds
• Fennel seeds
• Star anise
• Cinnamon stick (small piece)

Citrus Addition:

• Thin strips of lemon or orange peel (no pith)
• Adds brightness and vitamin C

All Additions Should Be:

• Fresh or dried (not powdered—makes cloudy)
• Fully submerged in honey
• Added at the beginning

Troubleshooting

No bubbles appearing: Give it more time. Fermentation can be slow with honey. Make sure you're using RAW honey (pasteurised won't ferment).

Garlic floating: Normal at first. Keep flipping jar daily to keep everything coated in honey.

Honey still very thick: The garlic may be quite dry. Give it more time to release moisture. You can add 1-2 tablespoons of water to help (though purists avoid this).

Very active fermentation/overflow: Place in a shallow bowl. This means good fermentation but the jar might be too full. Burp daily to release pressure.

Crystallisation: Normal for raw honey. Gently warm jar in hot water bath to dissolve crystals.

Garlic turning blue/green: This is a harmless chemical reaction between garlic's sulfur compounds and acids. It's safe to eat but can look odd. Using very fresh garlic and maintaining good anaerobic conditions minimises this.

Why Make Fermented Garlic Honey?

Beyond the medicinal properties (both garlic and honey have documented antimicrobial and immune-supporting effects), this is one of the most rewarding ferments for beginners:

It's foolproof: Honey is naturally antimicrobial. It's very hard to mess this up.

It's simple: Two ingredients. One jar. Minimal work.

It's transformative: The garlic becomes something entirely different—mellow, sweet, complex.

It's versatile: Use in both medicine and cooking.

It's beautiful: Watching the transformation over months is fascinating.

It connects to history: This technique appears in traditional medicine across cultures—it's not a modern invention, just a modern rediscovery.

The Broader Tradition

Honey-based osmotic preservation appears across cultures:

Traditional Medicine:

• Chinese herbalism: Honey-preserved herbs and roots for medicine
• Ayurveda: Honey as anupana (carrier) for herbs and spices
• European folk medicine: "Four Thieves" vinegar included garlic in honey/vinegar
• Traditional Korean: Honey mixed with garlic for immunity

Oxymel Tradition: Fermented honey garlic is related to oxymel (honey + vinegar + herbs)—the ancient Greek and Roman medicinal preparation. Same principle of using honey's osmotic power to extract and preserve medicinal compounds.

Modern Kitchens: This has become enormously popular in self-sufficiency circles because it:

• Requires no special equipment
• Uses shelf-stable ingredients
• Provides real medicinal benefit
• Stores indefinitely
• Is actually delicious
• uses garlic up when it's abundant, to enjoy for later

Scientific Support

While traditional claims should always be approached thoughtfully, there's genuine science supporting fermented garlic honey:

• Garlic's sulfur compounds (allicin and others) have documented antimicrobial properties
• Honey has hydrogen peroxide and other antimicrobial factors
• Fermentation may increase bioavailability of beneficial compounds
• Regular garlic consumption supports cardiovascular health
• Both honey and garlic have prebiotic properties

This isn't a cure-all, but it's more than just placebo—it's food as preventative medicine.

Getting Started

Start small: one 500ml jar, one bulb of garlic, 200ml raw honey. Experience the process before scaling up. Once you see how simple and transformative it is, you'll want multiple jars going—different ages, different additions, different honeys.

Many people keep a perpetual jar, removing garlic as needed and adding fresh garlic and honey to keep it going. The aged honey becomes incredibly complex and valuable.

This is fermentation at its most accessible: ancient wisdom, modern application, remarkable results.

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For more on the science and global traditions of osmotic fermentation, see our comprehensive guide: One Principle, Endless Traditions: The Global Art of Osmotic Fermentation

Related recipes: Fire Cider | Rose Cheong | Preserved Lemons

Learn to make traditional fermented foods and herbal preparations in Sharon's workshops. Visit workshops for upcoming courses.