Mapa bread is a type of bread made by the Bajorans.
In 2374, Miles O'Brien ordered a loaf of mapa bread in Quark's. (DS9 episode: "You Are Cordially Invited")
In 2376, Quark was to provide mapa bread with moba jam for a reception on Deep Space 9 for Federation, Bajoran, Trill and Alonis delegates. (DS9 - Mission Gamma novel: Twilight)
Several weeks later, mapa bread was served for Bajoran and Cardassian delegates on the station. (DS9 - Mission Gamma novel: This Gray Spirit)