First up, this cocktail is low-calorie and low-alcoholic making it perfect if you want just a glass with dinner. Oolong tea is a popular beverage in Japan and can be found at many of the vending machines sprawled throughout. We think this is a bit of an underdog cocktail, something so nice that it needs to given a chance. The natural tea is combined with the sweet cassis liquor to give you a bitter sweet drink that goes down very smooth. The ingredients are readily available in most supermarkets and liquor stores in Australia as well.