Heart of Darkness

1 oz Virgin Islands Rum, Cruzan Blackstrap
1 oz Fernet Branca
34 oz Lime juice
12 oz Blackberry syrup
2 oz Chinotto, San Pellegrino
1 spg Mint (as garnish)
Shake, strain into a mason jar over fresh ice, top with chinotto, garnish with mint and two blackberries.
The recipe is in large scale punch format; I scaled it down to single serving and adjusted the instructions accordingly.
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