Tonic syrup: essentially all of the flavors you’d get in tonic, in a concentrated form; just add sparkling water. Tonic syrup: essentially all of the flavors you’d get in tonic, in a concentrated form ...

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Tonic water was originally fashioned in the early 1800s by adding soda water and sugar to mellow the ultra bitter quinine powder that was taken to ward off malaria. The British who were colonizing ...