1 oz pot still lightly aged Jamaican rum1 oz blended lightly aged rum1 oz banana liqueur½ oz demerara syrup½ oz lime juice1 banana
instructions :

Combine all ingredients in a blender 1½ cups of crushed ice and blend until smooth.

Pour into a Hurricane glass. Garnish with a lime wheel and cocktail umbrella.

source :
from Julie Reiner (Clover Club, NY)
punchdrink.com