In a large bowl, combine the ground turkey, feta, grated onion, garlic, parsley, mint, olives, egg, panko, Dijon, Worcestershire, lemon zest, oregano, salt, pepper and olive oil.
1.5 lbs Ground turkey, ¾ cup Feta cheese, ¼ cup Onion, 2 Garlic cloves, ¼ cup Fresh parsley, 2 tbsp Fresh mint, ¼ cup Green olives, 1 large Egg, 2 tbsp Panko bread crumbs, 1 tsp Dijon mustard, 1 tsp Worcestershire sauce, 1 tsp Lemon zest, 1 tsp Dried oregano, ¾ tsp Kosher salt, ½ tsp Black pepper, 1 tsbp Olive oil