Originating as a Native American remedy for malaria, tonic water is a combination of soda water and quinine. Quinine is the crucial ingredient from the South American cinchona tree that has a distinct flavor and a bitter aftertaste. Modern tonic water adds a bit of sweetener to neutralize the bitterness without losing its herbaceous flavor. Read on to explore a diverse list of tonic water cocktails. #TonicWater#Cocktails