(This post contains affiliate links) Table of Content What Does Foam Actually Do in a Cocktail? Method 1: Egg Whites — The Classic Choice Method 2: Aquafaba — The Vegan Game-Changer Method 3: Foaming Agents — The Bartender's Shortcut Side-by-Side Comparison Which One Should You Use? Classic Whiskey Sour Recipe (With Egg White Foam) Final Sip If you've ever ordered a Whiskey Sour or a Clover Club at a craft cocktail bar, you know that gorgeous, pillowy foam sitting on top isn't just for looks....

The complete Espresso Martini guide: Dick Bradsell's real history, original recipe, best coffee type, and the double shake technique that makes or breaks your foam – with a visual comparison.

Club soda vs seltzer vs sparkling water: bubble-by-bubble breakdown + authentic pairings for Aperol Spritz (club soda) and Ranch Water (Topo Chico). Fix your vodka soda forever.