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sourherbalrefreshing

Green Tea Sour

Cold green tea, lemon and honey shaken with aquafaba — a sour whose body comes from tannin and foam rather than juice.

Difficulty
medium
Prep time
6 min
Strength
Alcohol-free
Glassware
Coupe glass
Base
alcohol free
Serves
1

Related drinks

Ingredients

  • Strong green tea, cooled

    Two teabags or 2 tsp leaf in 150ml water at about 80°C for three minutes

    75ml
  • Fresh lemon juice
    25ml
  • Honey syrup
    20ml
  • Aquafaba
    20ml

Garnish: Lemon peel

Scale for a party

Method

  1. Brew the tea strong but not hot: water at about 80°C for three minutes, then strain and cool it completely.
  2. Add the tea, lemon juice, honey syrup and aquafaba to a shaker without ice and shake hard for 15 seconds.
  3. Add ice and shake again until the shaker is very cold.
  4. Double-strain into a chilled coupe and let the foam settle for a few seconds.
  5. Express the lemon peel over the foam.

Your version

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Your measures
How you rate your version

Equipment

Don't have everything? Here's what works instead.

  • Cocktail shaker

    Household swap: A large jar with a tight lid.

  • Fine strainer

    Household swap: A tea strainer.

Glass and ice

No ice in the glass

Served up, the drink was chilled and diluted in the shaker or mixing glass and goes into a chilled glass without ice.

Over a large cube it stays cold longer, but keeps diluting — it becomes a different, slowly lengthening drink.

About 200ml once mixed

The recipe's coupe glass is typically 150–250ml.

Also holds it: champagne flute, martini glass, rocks glass.

Needs a glass of about 211–222ml brimful.

How this is worked out
  • A drink with no ice needs a little of the glass left empty — about a tenth — so it can be carried without spilling and has room for aroma.
  • Filled to the top with cubes or packed crushed ice, roughly half to three-fifths of a glass is left for the drink.
  • A drink built in the glass dilutes from the ice already there, so its melt water is not added on top.
  • One large cube takes up roughly 65–125ml, from a sphere to a 5cm cube.
  • Glass capacities are brimful and vary by maker — your own glass, measured with water, is the figure to trust.

Missing an ingredient?

Each swap below says what it changes and how to correct for it, so you can decide whether you are making this drink or a neighbouring one.

  • Instead of Aquafaba

    Best substitute: Egg White

    This is the foaming agent in this drink.

    Quantity: Same volume

    Flavour impact: A slightly silkier foam; the drink is then not vegan.

    What changes

    Egg White sits close enough to Aquafaba that the drink stays recognisably itself.

    Character
    Both are neutral and foamy, and you lose faintly beany, and you gain silky. Numbers can't see this: two ingredients can be identically sour and still smell nothing alike.
    High confidenceClose swap

  • Instead of Honey Syrup

    Best substitute: Simple Syrup

    This is the sweet element in this drink.

    Quantity: Use 15ml

    Flavour impact: Cleaner and less floral; the tea becomes more prominent.

    What changes

    Expect less intensity. Still a good drink, and a slightly different one.

    Intensity ↓
    A milder ingredient gets buried by whatever else is in the glass, and the drink loses the thing it was named for.
    Character
    Both are sweet, and you lose floral, earthy and rich, and you gain neutral and smooth. Numbers can't see this: two ingredients can be identically sour and still smell nothing alike.

    To correct for it

    • Increase the measure, or accept a gentler drink and reduce the components competing with it.
    High confidenceShifts the drink

Want to change something these swaps do not cover — too sweet, too thin, a herb you dislike? How to adjust any mocktail works by what each component does rather than by ingredient name.

Make it better

  • Water straight off the boil makes green tea bitter and grassy. Let the kettle stand for a couple of minutes first.
  • Brew it strong. Ice and lemon will dilute it, and weak tea simply disappears.
  • Taste the tea before you shake: if it is already bitter, cut the next brew by a minute rather than adding more honey.
  • Chill the glass in the freezer for a few minutes beforehand — a warm glass takes the edge off a well-made drink fast.
  • Use freshly squeezed citrus juice rather than bottled — the aromatic oils fade fast once juiced, so squeeze just before making the drink.
  • Express the citrus peel by pinching it, skin-side down, over the drink before dropping it in — this releases aromatic oils across the surface.

Rescue this drink

Bitter and grassy
The tea was brewed too hot or too long. Use water at about 80°C and three minutes at most.
No foam
Shake without ice first, and hard. Aquafaba that has been open for several days whips poorly.
Tastes like lemonade
The tea was too weak. Double the tea, not the brewing time.
Under-diluted (tastes harsh or too concentrated)general guidance
For one serving, stir in a few drops of chilled water to open it up. For a batch, extend the shake time slightly on the next round.
No cocktail shakergeneral guidance
A large jar with a tight lid.

Make ahead & storage

Make to order

Make this one to order — the foam has to be shaken fresh. You can still measure and group the ingredients in advance, which is most of the work.

Fresh lemon juice:
Fresh citrus loses its aroma within hours and turns dull. Squeeze it on the day.
Aquafaba:
The foam is built by the shake and cannot be made in advance.

What it tastes like

The taste, and what drives it

off-dry, sharp, medium — a sour-structured drink served straight up, no ice.

Off-dry

Dry → Sweet

Sweetened enough to take the edge off without reading as a sweet drink.

What drives it: Honey syrup — carries the most sugar into the glass. Worked out partly from ingredient category rather than from recorded detail.

Sharp

Soft → Sharp

Properly sharp. This is the axis the drink is built on.

What drives it: Fresh lemon juice — supplies the acidity. Worked out partly from ingredient category rather than from recorded detail.

Gently bitter

Gentle → Bitter

Bitterness as structure — it stops the drink tasting like squash without being the point.

What drives it: Strong green tea, cooled — provides the bitterness. Worked out partly from ingredient category rather than from recorded detail.

Medium

Light → Rich

Medium weight: enough texture to feel like a made drink, not enough to fill you up.

What drives it: Aquafaba — adds most of the weight. Worked out partly from ingredient category rather than from recorded detail.

Delicate

Delicate → Bold

Delicate. Rewards attention rather than demanding it.

What drives it: Strong green tea, cooled — is the most concentrated thing in the glass. Worked out partly from ingredient category rather than from recorded detail.

What you smell first

  • Citrus peelLeadsBefore the first sip

    From Fresh lemon juice, Lemon peel

  • Floral

    From Honey syrup

Aromas marked as sitting above the drink reach you before the first sip — skipping that garnish changes the drink more than its size suggests.

How it was worked out

Each reading comes from the recipe's own recorded taste scores combined with what each ingredient contributes, weighted by how much of it is in the glass. About 32% of this drink by volume has detailed ingredient data behind it; the rest falls back to broader category rules.

How balance actually works →

If it isn't right

What goes wrong with this drink, and why

Only the faults this particular recipe is actually prone to — open one for the likely cause, the adjustment, and what the adjustment costs you.

  • It's too sweet
    Likely cause
    Honey syrup is carrying the sugar here, and it is the easiest thing in the drink to over-pour — syrup clings to a jigger and a "splash" is rarely the same twice.
    What to change
    Cut honey syrup by about a third and rebuild. If it is already made, a squeeze of citrus is faster than starting again.
    What that does
    The drink will read sharper as well as less sweet, because the acid stops being balanced.
    The trade-off
    That is usually the intention, but it is a bigger change than it sounds — overshoot and the drink tips into sour.
    Honey Syrup: how it behaves
  • It's too sour
    Likely cause
    Fresh lemon juice varies more than any other ingredient in the drink. Limes differ by weeks of ripeness, and a sharp one can be half again as acidic as a mild one at the same measure.
    What to change
    Add sweetener a few millilitres at a time rather than diluting — you are correcting a ratio, not a concentration.
    What that does
    Sourness recedes and the drink gains a little weight.
    The trade-off
    Overshoot and you will be reading the too-sweet entry instead. Small additions, tasting between each, are slower but cheaper than a rebuild.
    Lemon Juice: how it behaves
  • It's too bitter
    Likely cause
    Strong green tea, cooled is doing this deliberately, but bitterness also builds across a drink rather than announcing itself — the last mouthful is more bitter than the first even though nothing changed.
    What to change
    Lengthen it slightly, or add a small amount of sweetener. Do not add more of anything sour; acid sharpens bitterness rather than covering it.
    What that does
    The bitterness softens and the drink gets longer or rounder.
    The trade-off
    If you were hoping to keep it short and strong, this is the trade you are making — and sugar added to a bitter drink can make it taste cloying rather than balanced.
    Green Tea: how it behaves
  • It tastes weak
    Likely cause
    With no alcohol to carry flavour and no heat to cut through, an alcohol-free drink has to work harder for the same presence — thinness here is almost never a measuring error.
    What to change
    Add acidity or bitterness rather than more fruit. Sweetness is what is usually already too high in a thin mocktail.
    What that does
    The drink gains definition without gaining sugar.
    The trade-off
    It will also read as slightly sharper, which is what 'more presence' usually means in practice — not everyone wants that.
    Bitterness without alcohol
  • It's watery
    Likely cause
    Shaking adds water while it chills, and the two cannot be separated. Wet ice from a freezer door, or small cubes, will over-dilute before the drink is properly cold.
    What to change
    Use bigger, drier, colder ice and stop sooner. Chilling the glass first buys you time you would otherwise spend diluting.
    What that does
    More flavour concentration at the same temperature.
    The trade-off
    Under-dilute instead and the drink will taste harsh — the aim is the right amount of water, not the least.
    Dilution and temperature
  • It isn't cold enough
    Likely cause
    Served without ice, this drink is at its coldest the moment it leaves the shaker and warms from the first sip. A room-temperature glass takes a surprising amount of that cold straight back out.
    What to change
    Chill the coupe glass first — ten minutes in the freezer, or filled with ice and water while you mix — and strain the moment you stop shaking.
    What that does
    The drink stays in its best range for longer, and the first sip tastes the way it was balanced.
    The trade-off
    Very cold drinks smell of less, because aroma needs some warmth to leave the glass. A smaller serve that is finished cold beats a bigger one that is finished warm.
    Dilution and temperature
  • It doesn't smell of anything
    Likely cause
    The aroma you are missing is probably citrus peel, which sits above the drink rather than in it — skipping or under-expressing the garnish removes it entirely.
    What to change
    Express the peel over the surface with the skin facing the drink, then drop it in. Herbs go in the glass, not on the side.
    What that does
    Aroma arrives before flavour does, so the whole drink reads as more intense without a single measure changing.
    The trade-off
    The oil does land in the drink, though — an over-expressed peel adds a faint bitterness to the first mouthful.
    Garnish techniques
  • It tastes one-dimensional
    Likely cause
    With 4 components there is nowhere for complexity to hide — a drink this simple is exposed by design, so a dull one is usually a dull ingredient rather than a missing step.
    What to change
    Change the quality of what is there before adding anything new: fresh citrus rather than bottled, a better base bottle, a dash of bitters. Bitters add layers at a scale nothing else matches.
    What that does
    More going on at the same strength and sweetness.
    The trade-off
    Adding a whole extra ingredient instead usually produces a muddier drink rather than a deeper one — and a better bottle costs more.
    How the Sour family is built
  • The foam is thin or collapses
    Likely cause
    Aquafaba builds foam by trapping air, and ice gets in the way: shaken straight over ice, the drink chills and dilutes before the foam has had a chance to form.
    What to change
    Dry shake first — hard, without ice — then add ice and shake again. Or reverse it: shake with ice, strain the ice out, and dry shake once more for the densest head.
    What that does
    A thicker, longer-lasting head that softens the first sip and carries aroma.
    The trade-off
    Two shakes take longer and a reverse dry shake warms the drink slightly. Any trace of fat — cream, or oil from the shaker — knocks a foam down whatever you do.
    Shaking, including the dry shake
  • There's too much foam
    Likely cause
    Aquafaba foams more readily than egg white, and a generous splash builds a head that crowds out the drink underneath it.
    What to change
    Measure aquafaba rather than estimating it: 15–20ml gives a proper head on a single drink. Let an over-foamed drink settle for a moment before garnishing.
    What that does
    A neat head with the drink still the main event.
    The trade-off
    Less foam means a less velvety texture, and opened aquafaba only whips reliably for a few days.
    Aquafaba: how it behaves
  • The garnish is all I can taste
    Likely cause
    The lemon peel sits right under your nose, so it arrives before the drink does. Expressed peel oil is intense, and a peel left in keeps releasing it.
    What to change
    Express the peel over the drink, then discard it rather than dropping it in.
    What that does
    The garnish frames the drink rather than replacing it.
    The trade-off
    Too little and the drink loses its first impression — the garnish is doing a real aromatic job here, so ease off rather than leave it out.
    Garnish techniques
  • Each drink comes out different
    Likely cause
    With 4 measured components, a few millilitres' drift in each adds up, and a shaker loaded for four chills and dilutes differently from one made for one.
    What to change
    Measure every pour with a jigger, and shake no more than two drinks at a time. Pre-mix strong green tea, cooled, honey syrup in a bottle beforehand so each round starts from the same base.
    What that does
    The fifth drink of the evening tastes like the first, at the same strength and balance.
    The trade-off
    Smaller batches mean more rounds of shaking or stirring; pre-mixing saves time but only for what keeps.
    Batching and make-ahead
  • The tea tastes harsh or stewed
    Likely cause
    The tea is brewed for this drink, and tea gives up its tannin faster than its flavour. Green tea brewed with boiling water, or for too long, turns bitter and grassy.
    What to change
    Brew with water at about 80°C for three minutes at most, then take the tea out. For more flavour, use more tea, not more time.
    What that does
    The tea tastes of itself — malty, smoky or grassy — with a grip that dries the finish rather than one that puckers.
    The trade-off
    A shorter brew can taste thin once the drink is diluted and the citrus goes in; brewing stronger costs more tea.
    Green Tea: how it behaves
  • The sweetness is off even though I measured
    Likely cause
    Honey syrup is made at more than one strength. This recipe assumes honey and water at one to one; a rich two-to-one syrup carries about half as much sugar again in the same measure, and a shop-bought one can be either.
    What to change
    Check which syrup you have. With a rich 2:1 syrup, use about two-thirds of the 20ml; with a thinner one, use a little more and taste.
    What that does
    The drink lands where the recipe meant it to, and the next one lands in the same place.
    The trade-off
    Rich syrup adds less water, so the drink is fractionally stronger and silkier even at the adjusted measure.
    Honey Syrup: how it behaves

Something else wrong? Open this drink in the Recipe Doctor.

Taste profile

Sweetness
2/5
Sourness
3/5
Bitterness
2/5
Strength
0/5
Fruitiness
1/5
Freshness
4/5
Creaminess
2/5
Smokiness
0/5

Nutrition & alcohol

Estimate only
Calories
60 kcal
Sugar
14 g
Carbohydrates
15 g
Alcohol units (UK)
0
US standard drinks
0
ABV
0%
Serving size
140 ml
Show calculation assumptions

Source: Calculated from standard measures

Calorie breakdown: ~0 kcal from alcohol, ~60 kcal from sugar and mixers.

Likely range: 45–75 kcal, reflecting the confidence level above — not a lab-measured figure.

Assumes honey syrup at one part honey to one part water.

These figures are estimates, not laboratory measurements — individual tolerance to alcohol varies. See our responsible drinking guidance.

Variations

  • Jasmine Tea Sour

    Use jasmine green tea for a more floral drink.

What kind of drink this is

The structure behind the recipe

A shaken build: a sour-structured alcohol-free drink, served straight up, no ice — foamed in the mouth.

Sour-structured

Something sour and something sweet held in balance over a base — the structure behind the whole sour family and everything descended from it.

  • Base

    Strong green tea, cooled

  • Sour element

    Fresh lemon juice

  • Sweet element

    Honey syrup

  • Foaming agent

    Aquafaba

Drinks built this way are collected as the Sour family.

Technique

shaken

Ice is thrown against the liquid and against itself, chipping fragments off and driving air through the mix. Chilling, dilution and aeration all happen at once and cannot be separated.

A lighter, briefly frothy body and a cloudy appearance that settles as it stands. The aeration blunts alcoholic heat, which is why a shaken drink tastes softer than a stirred one of the same strength.

What it ruins: Clarity, and any carbonation. A shaken spirits-only drink arrives cloudy with ice shards floating in it, and shaking anything fizzy is the one rule with no exceptions.

Everything about shaking →How the technique works →

Dilution

During mixing, then strained

Water from ice typically makes up around 30% of the finished drink for a shaken build (commonly 25–35%). Dilution is an ingredient here, not a side effect.

Why dilution is an ingredient →

Served

Straight up, no ice

Coupe glass · 140ml

Chilled during mixing and then strained away from the ice, so it arrives at its coldest and most concentrated and warms from the first sip — which is why 140ml is the right size for it.

Texture and aroma

FoamedLemon peel

A foaming agent builds a dense head that softens the first sip and carries aroma up to the nose.

Aroma arrives before flavour does. A citrus twist is expressed over the surface so its oils sit on top of the drink — skipping it changes the drink more than its size suggests.

Where to go from here

Each of these is here because of something specific about this drink, not as a standard set of links.

Where it comes from

Origin and family

Origin of the Green Tea Sour

A CocktailHQ adaptation of the sour structure with tea as its base, not a historical drink. Tea-based sours are a common contemporary bar approach; no single origin is claimed.

Family

Sour

2 parts spirit · 1 part citrus · 1 part sweetener — shaken, strained, served up or over ice.

Why this works without alcohol

The principles behind this drink, explained properly rather than as a list of substitutions.

Try this next

Questions people ask

Why is my Green Tea Sour bitter?
See the troubleshooting above: the tea was brewed too hot or too long. Green tea wants water at about 80°C, not boiling, and three minutes at most.
Can I use egg white instead of aquafaba?
Yes — see the substitution guidance above. Use the same amount; the foam is a little silkier and the drink is no longer vegan.

Use up your ingredients

Bought a bottle just for this? Here's what else it's good for.

Related tools

Scale this for a party

Work out bottles, mixers, ice and total alcohol units for any number of guests.

How far a bottle goes

Drinks per bottle, which bottle runs out first, batching — and the cost, at your own prices.

Recipe confidence

A sound structure; the result depends on the tea and how it is brewed, which the recipe controls as far as it can.

Moderate confidence