Gâteau Basque is a traditional cake from the French Basque Country, Pays basque. This is the version with a cream centre encased in a buttery pastry, while another version features a cherry centre. A real showstopper!
Izarra is a sweet liqueur made in Bayonne in the French Basque Country. If you can't find it, you can try using Bénédictine or simply cognac or brandy instead.