He waved at the wall behind the bar, which was lined with oak casks.

Each vintage is aged up to two years in new Portuguese oak casks.

The blend spent eight months in 3,700-gallon oak casks before bottling.

These have replaced more romantic but less manageable oak casks.

He had 50 oak casks of 500 Liters capacity made and once again the family business began to thrive.

After two or more years in oak casks, it takes on pale honey shades.

Previously ageing took place in 100% new oak casks lasting 18 months.

After two years aging in oak casks, it can be sold as Calvados.

We go to look at the oak casks, and everyone falls quiet in a kind of reverence.

Brought back inside and left to rest for a few months, the wines are then blended together into oak casks.