Sparkling wine is the one ingredient in a cocktail that is actively trying to escape. Handled properly it gives a drink length, acidity and lift that nothing else does; handled badly it is flat within two minutes. And the label term that trips most people up is "extra dry", which is sweeter than brut.

What is sparkling wine?

Wine with dissolved carbon dioxide, produced by a second fermentation — or, at the cheap end, by direct carbonation. The method determines the texture and most of the price:

Method	How	Examples
Traditional (méthode champenoise)	Second fermentation in the bottle, aged on the lees	Champagne, Cava, Franciacorta, Crémant
Charmat (tank)	Second fermentation in a pressurised tank	Prosecco, most Sekt
Ancestral (pét-nat)	One fermentation, finished in the bottle	Pétillant naturel
Carbonation	CO₂ injected	Cheapest sparkling wines

Traditional-method wines spend months or years in contact with dead yeast, which gives the bready, biscuity, nutty character people associate with Champagne, plus a finer, more persistent bead. Charmat-method wines are fresher and more primary-fruited — pear, apple, white flowers — which is exactly what a Bellini or a Spritz wants.

Pressure matters too: a full sparkling wine runs around 5–6 atmospheres, while a frizzante sits nearer 1–2.5 and will not hold up as well in a cocktail.

How it's made

Make a base wine — deliberately high in acid and low in alcohol, which tastes thin on its own. Add yeast and sugar, then trap the resulting CO₂.

In the traditional method that second fermentation happens inside the individual bottle, which is then riddled to collect the sediment in the neck, frozen, and disgorged to eject the plug. The small amount of liquid lost is replaced with the dosage — wine with some sugar in it — and that final addition sets the sweetness level.

In the Charmat method the second fermentation happens in a sealed steel tank and the wine is filtered and bottled under pressure. It is faster, cheaper, and better suited to grapes like Glera whose appeal is fresh fruit rather than autolytic complexity.

What it tastes like

Champagne and other traditional-method wines: green apple, citrus, brioche, toasted nuts, chalk, with a fine persistent mousse. Prosecco: pear, white peach, honeysuckle, softer bubbles, lower acidity. Cava: closer to Champagne in structure with a distinctive bitter-almond note. Crémant: French, traditional method, made outside Champagne — often the best value of the lot.

Almost all of them taste drier than their sugar level suggests, because the acidity and the carbonation both mask sweetness. This is why a brut can take a sweet liqueur without collapsing.

Sweetness terms — the one to get right

Term	Sugar per litre	Use
Brut nature / zero dosage	0–3 g	Bone dry; excellent with sweet liqueurs
Extra brut	0–6 g	Very dry
Brut	0–12 g	The default for cocktails
Extra dry / extra sec	12–17 g	Sweeter than brut, despite the name
Sec / dry	17–32 g	Noticeably sweet
Demi-sec	32–50 g	Dessert territory
Doux	50 g and above	Sweet wine

"Extra dry" is sweeter than "brut." The terms are historical, they are counter-intuitive, and getting them the wrong way round is the most common sparkling-wine error in a home bar.

Which bottle to buy

Buy brut, and do not buy Champagne for mixing. In a French 75 or a Mimosa, everything you paid the Champagne premium for — the lees complexity, the fine bead, the long finish — is buried under gin, lemon or orange juice.

The value answer by drink:

• Mimosa, Spritz, anything with juice: a dry Prosecco or an inexpensive Cava
• French 75, Champagne Cocktail, Death in the Afternoon: a brut Cava or Crémant — traditional method, Champagne-like structure, a fraction of the price
• Bellini: Prosecco specifically, because the drink was built around it
• Drinking on its own: this is where the Champagne goes

Crémant is the underrated pick. Same method as Champagne, different French region, routinely half the money.

Using it in drinks

Three rules cover almost everything.

Never shake it. Build the sour in the shaker, strain it, then top with wine. Shaking sparkling wine flattens it and can force the shaker open.

Top last, pour slowly. Add the wine in two or three pours, letting the foam settle between them. Pouring onto juice or purée rather than the reverse prevents it foaming over.

One gentle stir, from the bottom. Any more and you have knocked the bubbles out of the thing you added them for.

The classics: the French 75, the Mimosa, the Bellini, the Aperol Spritz, the Negroni Sbagliato and the Champagne Cocktail. Note that none of them is pre-batchable — a jug of Mimosas is flat before the second glass.

Substitutes

Prosecco, Cava and Crémant substitute for Champagne in any cocktail, and in most cases nobody will be able to tell. English sparkling wine and Franciacorta are both traditional-method and work identically. Sekt varies — check whether it is traditional or Charmat method. For a non-alcoholic version, a dealcoholised sparkling wine or a good sparkling grape juice cut with soda and a squeeze of lemon gets most of the way there; plain soda water gives you the lift but none of the fruit or acidity.

Storage

Unopened: on its side in a cool dark place, away from vibration and light, which both degrade it. Non-vintage sparkling wine is made to be drunk young — there is no benefit to keeping it for years.

Once opened, a proper sparkling-wine stopper will hold the pressure for two or three days in the fridge. The old trick of putting a spoon in the neck does nothing. Cold wine holds its CO₂ better than warm, so keep it refrigerated and pour it cold — which also means less foaming when you build the drink.

Questions

Is extra dry drier than brut? No, and this catches everyone. Extra dry has 12–17 grams of sugar per litre; brut has up to 12. Brut is the drier of the two.

Can I use Prosecco instead of Champagne in a cocktail? Yes, and for most cocktails you should. It is softer and fruitier, which suits juice-based drinks, and it costs far less. Use brut.

Why does my Mimosa go flat so fast? Warm wine, too much stirring, or pre-mixing a jug. Keep everything cold, pour the wine onto the juice, and build each glass to order.

What is the difference between Champagne and Cava? Region, grapes and price. Both use the traditional method — Champagne from that French region using Chardonnay, Pinot Noir and Meunier; Cava mostly from Catalonia using Macabeo, Parellada and Xarel·lo. Cava is typically far better value for mixing.

Flute or coupe? A flute preserves bubbles longest; a coupe looks better and goes flat faster; a white-wine glass actually shows the aroma best. For cocktails, the flute is the practical choice.