2 cups heavy cream
1/2 cup marscarpone cheese, at room temperature
3 tablespoons dark rum
Zest of 1/4 orange, optional
1/2 cup confectioners' sugar
2 to 3 ounces good quality dark chocolate, finely chopped
6 premade cannoli shells (can be purchased empty at a bakery)
Premade empty cannoli shells can be purchased at a bakery.