Coffee Soda Recipe — Espresso Soda, Cold Brew Soda & Variations

Coffee soda is one of the most refreshing drinks you can make with espresso or cold brew — light, fizzy, and surprisingly easy. You’ve probably seen it on specialty café menus (sometimes called espresso soda or sparkling coffee), but the home version is just as good with two or three ingredients. This guide covers how to make coffee soda and espresso soda, the best sparkling water to use, ratio guide, and five variations worth trying — including Vietnamese coffee soda and a cream float version. ...

April 22, 2026 · 8 min · Home Espresso Lab

Espresso Tonic: How to Make the Perfect Sparkling Coffee Drink

The espresso tonic is one of those drinks that sounds wrong until you try it. Espresso and tonic water? Carbonated coffee? It shouldn’t work — and yet it does, remarkably well. The drink originated in Scandinavian specialty coffee shops around 2015 and spread globally through the third-wave coffee movement. Today it’s a staple in good independent coffee bars, but it’s genuinely easy to make at home. Here’s everything you need to know: the recipe, the best tonic water brands, the right espresso to use, and why the pour order matters more than you’d think. ...

April 6, 2026 · 7 min · Home Espresso Lab