Galician Flat Pies

Almost a sandwich and not quite a pie: this is perfect picnic food, ideal for wandering pilgrims on their way to Santiago, for farmers in the fields, for lunch on the beach or a snack in the bar. There are countless recipes and a never-ending debate as to whether the puff pastry, corn pastry or bread dough variety is the most authentic or the best. It all depends on the filling; a lamprey or baby clam empanada would be unthinkable without it’s traditional cornmeal pastry but most var