Along the quaint downtown stretch of La Mesa Boulevard lies La Torta Mexican Deli, where you can find some of the best tortas in the region-- and that includes Tijuana. lf you don’t know what tortas are, think of a deli sandwich. Now, instead of rye or wheat or any other kind of sliced bread, think of an Italian roll, only broader, in the shape of a turtle, and call it telera. (It’s produced by...