First wash the meat and pat dry, then brush with a marinade made from the olive oil, lime juice, oregano, salt and pepper. Fry the meat until done. Roast the flatbread and cut into 4 quarters. Core the avocado and cut into strips.
Then brush each flatbread quarter with the mayonnaise, then spread 1/4 of the avocado and the meat on top. Finally, stack the tomatoes and season them with coriander, salt and pepper.