Sobaos refers to a Spanish sponge cake, particulary served as dessert or snack or even as breakfast food. It comes from Santander, in Cantabria. Cantabria is known for ist Sobaos, however, they are commercially produced and sold all over Spain. Sobaos is made from butter, sugar, flour, eggs and baking powder, flavored with lemon and annis or rum Cantabria is one of the regions of Spain located on the north coast of Spain between Asturias and the Basque Country.