97 points
""Extra Old", the minimum storage age of the youngest brandy used in an XO blend is 10 years. Gilles Brisson XO is aged for 18-22 years."
Wine Enthusiast
December 2020
The minimum age of any brandy used in an XO must be 7 years. In 2016, the law will change to a minimum of 10 years; this estate will not have to change anything, since their XO is aged 18-20 years in cask.
100% Ugni Blanc.