Gustavo Arellano is the editor of the OC Weekly, author of Taco USA, and he writes the syndicated column, Ask a Mexican. He says some of the best low-and-slow meat can be found at El Torito Nuevo in Orange.
El Torito Nuevo
1175 N. Tustin St
Orange, CA 92867
714-532-1673
He recommends the barbacoa de borrego estilo Texcoco (lamb BBQ) and the montalayo de borrego (lamb haggis).