2 oz Averna1 oz lemon juice½ oz simple syrup1 top soda water
instructions :

Add Averna, lemon juice and simple syrup to a chilled Collins glass filled with crushed ice.

Stir or swizzle to combine.

Top with chilled soda water, adding more crushed ice if needed.

Garnish with fresh seasonal herbs, such as mint, rosemary or sage.

source :