add orange liqueur
or another extract for
more enhanced flavor

source, 4 servings
3 T maple syrup, scant 1/2 c sugar, 10 oz unsweetened chocolate, 1 orange herbal tea bag, 3 1/4 c water
boil all but chocolate & tea, add rest, steep 5 minutes, remove tea bag, chill 12 hours, blend, churn, freeze