This unique tonic syrup comes courtesy of Porter's Tonic, Canada's premier tonic syrup, which is run by Nicole Fewell in Calgary. If you're not too sure what tonic syrup is, you're not alone.

Most Unusual Tonic Syrup. T he Yes Cocktail Co. out of Paso Robles, California, has a wide range of different tonic syrups, but our tasting panel here at Taste of Home was blown away by the Nordic ...

The tonic syrup version, meanwhile, can be made with two parts gin and one part tonic syrup in a mug (or heat-resistant glass ...

The Great Tonic Taste-Off We field-tested three artisanal syrups—and one great Italian soda—with our favorite local gin, GrandTen Distilling’s Wire Works.

Gin, tonic, ice, and a lime wedge—the ultimate summer concoction. The “tonic” part of the equation, however, often holds this crisp cocktail back. “Most tonic is terrible,” says Felisha ...

jack rudy classic tonic syrup ($16 for one 17-ounce bottle) “At some point in the aughts, people realized tonic syrups would make more sense from the bartender standpoint,” Ford says.