This Low Calorie Green Tea Jameson Cocktail is just 143 calories and it packs a punch, so watch out... it's strong!Adding Jameson whiskey to chilled green tea and club soda is refreshing and delicious. I know you'll love this recipe!Special Tip: You can cut the calories by 1/2 by cutting the whiskey down to just 2 ounce. But I didn't want to sacrifice the strength or the drink just to cut calories.