Raul Malo at Carriage House Theater

Raul Malo, the former singer and primary songwriter for Grammy-winning band The Mavericks, has stayed busy producing solo material—even as his genre-bending country, Tex-Mex and Latin-tinged group have alternated between bursts of activity and hiatus. Recently, the Miami-born Malo (known for such hits at “Here Comes the Rain” and “Crying Shame”) has…