Gâteau Basque is a traditional cake from the Basque Country, a region located in both France and Spain. It typically features a rich, buttery pastry filled with either pastry cream or black cherry jam. The cake is often baked in a round shape and has a distinctive golden-brown crust. This dessert is not only popular in its home region but has also gained recognition in various culinary circles. Gâteau Basque is often enjoyed with coffee or tea and is a staple at celebrations and gatherings, showcasing the unique flavors of Basque cuisine.