A container assembly for retaining a liquid during aging of the liquid, the container assembly comprising: a container that defines a chamber which receives and retains the liquid; a first flavor insert that imparts a flavor on the liquid; a second flavor insert that imparts a flavor on the liquid; and an insert retainer assembly positioned within the chamber, the insert retainer assembly being secured to the container, the insert retainer assembly including an alignment arm that defines a first alignment guide that guides the first flavor insert during installation and a second alignment guide that guides the second flavor insert during installation, the alignment guides maintaining the flavor inserts spaced apart; the insert retainer assembly including a retainer rack having a first attacher that selectively and individually engages the first flavor insert to inhibit large scale movement of the first flavor insert relative to the retainer rack, and a second attacher that selectively and individually engages the second flavor insert to inhibit large scale movement of the second flavor insert relative to the retainer rack; wherein the first attacher includes a first clip that flexes open when sufficient pressure is applied with the first flavor insert, wherein the first flavor insert includes a first retainer aperture and wherein the first clip fits into at least a portion of the first retainer aperture to engage the first flavor insert; and wherein the second attacher includes a second clip that flexes open when sufficient pressure is applied with the second flavor insert, wherein the second flavor insert includes a second retainer aperture and wherein the second clip fits into at least a portion of the second retainer aperture to engage the second flavor insert. a container that defines a chamber which receives and retains the liquid; a first flavor insert that imparts a flavor on the liquid; a second flavor insert that imparts a flavor on the liquid; and an insert retainer assembly positioned within the chamber, the insert retainer assembly being secured to the container, the insert retainer assembly including an alignment arm that defines a first alignment guide that guides the first flavor insert during installation and a second alignment guide that guides the second flavor insert during installation, the alignment guides maintaining the flavor inserts spaced apart; the insert retainer assembly including a retainer rack having a first attacher that selectively and individually engages the first flavor insert to inhibit large scale movement of the first flavor insert relative to the retainer rack, and a second attacher that selectively and individually engages the second flavor insert to inhibit large scale movement of the second flavor insert relative to the retainer rack; wherein the first attacher includes a first clip that flexes open when sufficient pressure is applied with the first flavor insert, wherein the first flavor insert includes a first retainer aperture and wherein the first clip fits into at least a portion of the first retainer aperture to engage the first flavor insert; and wherein the second attacher includes a second clip that flexes open when sufficient pressure is applied with the second flavor insert, wherein the second flavor insert includes a second retainer aperture and wherein the second clip fits into at least a portion of the second retainer aperture to engage the second flavor insert.