HAVANA CLUB Anejo Blanco is a blend of finely crafted rums produced from a carefully controlled fermentation of sugar cane molasses and then distilled and aged in oak barrels for one year in the tropical climate of the Caribbean (untouched and undisturbed).s. After the aged rums are blended together, the blend is aged again in oak barrels for a second period of at least two months for additional smoothness.\n\n