We dont know why its called the beach bod fizz gin, syrup, and tonic water certainly arent conducive to a diet plan But this tiki-style highball from jelani johnson is delicious, fresh, and totally beach-ready. Johnson created it to highlight fever trees aromatic tonic water, a specialty blend with more spice than standard tonic water. Weve added a dash of bitters to the recipe to approximate that flavor, but you can omit the bitters if you happen to have that tonic water on hand, or a similarly-spiced brand.