"The original empanada. [Photographs: Vicky Wasik] All the empanadas of Latin America—whether baked or fried, wrapped in a corn or flour dough—can thank the Galician empanada for their existence. Unlike the individual hand pies of Latin America, this empanada is formed as a large baked pie with a wheat crust and filled with onions, green peppers, and your choice of protein. Only after it's baked does it get cut into individual portions. Here's how to make it at home with a classic tuna filling. The original empanada from which all others are derived. Why This Recipe Works * Adding olive oil to the dough creates more tender results. * Forming a steam vent in the top crust prevents it from puffing up into a dome...."