1. Stir the bourbon and bitters together, then add in the tea and simple syrup.
2. Pour the cocktail over ice in your glass and garnish with a lemon wheel and fresh mint. 

For the lemon ginger simple syrup:

1. In a small saucepan, add the sugar and water over medium heat, stirring until the sugar is dissolved.
2. Remove from heat and add the grated ginger, lemon zest, and lemon juice.
3. Allow mixture to steep, covered, for 20 to 30 minutes.
4. Strain your syrup using a fine mesh strainer to remove all solids. Discard all solids. This Lemon Ginger Simple Syrup will keep in the refrigerator in a sealed container for up to 2 weeks or if you add a tablespoon of vodka or rum it will last longer.