John Collins

What it tastes like

Bright citrus balanced by a touch of sweetness, a long, fizzy finish. Overall it reads as sour, refreshing.

Why this recipe works

The citrus-to-sweetener ratio is what makes a sour drink balanced — too little of either and it tips into harsh or cloying.

Ingredient tips

• Squeeze lemons the same day you serve. Fresh juice keeps the drink bright; day-old citrus dulls fast.
• Open mixers as late as possible and pour gently — flat fizz makes a tall drink feel tired.
• A standard 1:1 simple syrup works here. For more body, try 2:1 sugar to water and use slightly less.

When to serve it

Serve on a warm afternoon, with plenty of ice.

Common mistakes

• Over-stirring. Stop once the outside of the mixing glass is cold and frosted — usually 20–30 seconds.
• Reaching for bottled juice. Fresh-squeezed citrus is the single biggest quality jump you can make.
• Pouring mixers in early or hard. Add them last, down the side of the glass, to keep the fizz.

Variations to try

• If it tastes too tart, add sweetener in 2–3 ml increments. Too flat? A few extra drops of citrus usually fixes it.
• Swap simple syrup for honey or demerara syrup to add weight and a darker, richer note.
• Top with tonic water instead of soda for a drier, more bitter finish.