Calvert Extra is a Beer . Calvert Extra was introduced in 1958 . The main ingredients of Calvert Extra are Shortcrust pastry . It has a website named www.crystalheadvodka.com . 3.3% alcohol is present in it . Coconut (Silver) are the variants of Calvert Extra . It is related to rc cola . Peru,Australia,United States is where it originated from . It is manufactured by Mott's (Keurig Dr Pepper)
There are less variants than necessary ingredients