1. Pour all ingredients in a mug filled with ice, except for the ginger beer.
2. Mix everything with a spoon.
3. Top with ginger beer.
4. Garnish with a sprig of mint and a pieces of fresh pear.

* Simple syrup is equal parts sugar and water. Dissolve sugar in a saucepan over medium heat. Strain into a sterilized jar and seal tightly with a lid.