Preheat oven to 425 degrees. Line a baking sheet with foil then spray well with non-stick spray and set aside.
In a large bowl, combine ground turkey, egg, bread crumbs, feta cheese, kalamata olives, parsley, red onion, 2 Tablespoons hummus, garlic, dried basil, oregano, salt, and pepper. Mix until just combined.
Divide mixture into 4 equal-sized portions then form into loaves and place on prepared baking sheet. Spread 1 Tablespoon remaining hummus over each loaf then bake for 18-20 minutes, or until no longer pink in the center.
Meanwhile, combine topping ingredients in a bowl. Spoon over cooked meatloaves then serve.
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