Liqueur remain unmixed, creating a striped effect. Liqueur A liqueur (, ) is an alcoholic beverage flavored variously by fruit, herb, spices, flowers, nuts or cream combined with distilled spirit. Often served with or after dessert, they are typically heavily sweetened and un-aged beyond a resting period during production, when necessary, for their flavors to mingle. Liqueurs are historical descendants of herbal medicines. They were made in Italy as early as the 13th century, often prepared by monks, as in Chartreuse). Today they are produced the world over, commonly served straight, over ice, with coffee, in cocktails, and used in cooking.
What Is and What Should Never Be and What Should Never Be" was performed live at Led Zeppelin concerts between 1969 and 1973. A live version taken from a performance at the Royal Albert Hall in 1970 can be seen on the "Led Zeppelin DVD". Another was included on disc two of the live triple album "How The West Was Won". Two more versions were included in BBC Sessions. What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second