White Horse Scotch Whisky is a blended Scotch whisky from Edinburgh, first produced by James Logan Mackie in 1861.In 2006, White Horse won blended whisky of the year in Murray's 2007 Whisky Bible. White horse is a blended whisky, as opposed to the single malt style. White Horse is particularly noted for its use of the Lagavulin. White Horse is the brand of scotch preferred by Jackie Gleason's character Minnesota Fats in The Hustler (1961).The late New York Yankee manager Joe McCarthy favored the White Horse brand of scotch. When he imbibed to excess he was said to be "riding the white horse."