Its name is derived from the Greek words “tiros” (cheese) and “pita” (pie or pastry), which ... a testament to the evolution ...

Coat small frying pan with cooking spray. Add egg substitute, tomatoes, baby spinach, and feta cheese to pan and scramble together till eggs are cooked. Toast pita. Stuff egg mixture in pita.

Stir in feta cheese. DO AHEAD: Salad can be made 2 days ahead. Cover and chill. Using slotted spoon, transfer salad mixture to pita bread halves. Serve sandwiches immediately.

Greek pies hold a special place in the country’s cuisine, as it is among the oldest, simplest, and most delicious dishes one can find.