Italy,England,United States is where it originated from . It was introduced in 1998 . The main ingredients of Butter pie are  butter,Meat, fatty pork . mug root beer are related to it . Alcohol is 3.3% by volume in it . Variants of this food are Lemon and Lime . Butter pie is manufactured by SABMiller . The name of the website is http://fullers.co.uk/rte.asp?id=58 . It is a type of Scotch whisky
Butter pie is related to postobón