Toss the feta cubes in cornstarch until evenly coated.
Heat olive oil in a pan and fry the feta for 2–3 minutes per side, until golden and crispy.
In a bowl, combine tomato, cucumber, peppers, and olives.
Whisk together olive oil, lemon juice, salt, and za'atar for the dressing.
Pour dressing over the salad and top with the fried feta.
