Roederer Estate's winemaking approach revolves around two key principles: the ownership of its vineyards and the incorporation of oak-aged reserve wines into each annual blend or cuvée. Every grape used in the Anderson Valley wines is cultivated on the estate itself. The blend is enriched with oak-aged wines sourced from the estate's reserve cellars, resulting in a multi-vintage cuvée that adheres to the traditional Louis Roederer style.