Method
- Add gin, blue curaçao, rosemary sprig, and squeezed lemon wedge to a balloon glass. Swirl well to combine.
- Fill with cubed ice and top with tonic water.
- Gently fold with a bar spoon to mix.
About the Rosemary Blue
A highball cocktail featuring gin as its base, with blue curaçao adding color and a hint of citrus, complemented by aromatic rosemary.