Spanish term (literally "educating" = expansion) for a wine that is matured for some time in oak barrels and bottles before being allowed to come onto the market. These wines must be aged at least 24 months, including six months in oak barrels and the rest in the bottle. Renowned producers often guided by the higher maturity periods of Rioja or Ribera del Duero . In the areas PenedÃ¨s or Toro Crianza many at least 12 months aged in oak barrels, wines with "only" 6-month extension are as Roble or Semi-Crianza, although they meet the local criteria Crianza. Are even higher maturity at times it Reserve and Gran Reserva. See also the wine under the statutory provisions Keyword Spain .