Without foam- muddle mint and bar sugar in a cocktail shaker. Add Uncle Nearest, bitters, shrub and ice, and shake for 8-10 seconds. Strain into a chilled cocktail glass. 
With foam- combine whiskey, shrub and bitters in a cocktail shaker with ice and shake for 8-10 seconds. Top with fresh mint foam, berries and mint.

Homemade Ingredients
Triple Berry Shrub:
1 cup of Red Wine Vinegar, 1 cup of Wild Flower Honey, 1 cup of berries- Strawberries, Blackberries, Raspberries (equal parts)
Make as a hot shrub, allow to cool before straining.

Fresh Mint Foam:
In a foamer, add 6 egg whites, 3 oz lemon juice and 4 oz peppermint schnapps.  Add the top and give a vigorous shake.  Chill for at least 2 hours for the best smooth consistency.