Serve in a

Garnish:

Mandarin zest and basil leaf

How to make:

Put the basil leaves into the shaker.
Add the Napoleon Mandarin liqueur and the other ingredients and let infuse for a fwlew seconds.
Fill up the collins glass with cubbed ice, add the soda and start to shake gently the ingredients in the shaker ( basil can release clorofile, it will go bitter).
Fine strain the mixer over the soda, add Prosecco and give a quick stir.