Limitless
Dehydrated banana peel
THROW all ingredients with ice and strain into chilled glass.

Special ingredient #1: Banana peel syrup (Banana rind and water in a ratio of 1:2. Boil and reduce until desired consistency. Strain and store in an airtight container.)
[['5 cl', 'Bacardi Gold rum'], ['1 cl', 'Martini Rosso sweet vermouth'], ['4 cl', '*Special ingredient #1 (see above)'], ['2 dash', 'Angostura Aromatic Bitters'], ['2 dash', "Peychaud's or other Creole-style bitters"]]
[['5 cl', 'amber rum'], ['1 cl', 'red vermouth'], ['4 cl', '*special ingredient #1'], ['2 dash', 'angostura'], ['2 dash', "peychaud's bitter"]]