In a small bowl, whisk together ketchup, brown sugar, apple cider vinegar, and Dijon mustard. Set aside.
⅓ cup ketchup, ¼ cup packed dark brown sugar, 1 tablespoon apple cider vinegar, ½ teaspoon Dijon mustard
Heat olive oil in a skillet over medium heat. Add onions and cook for about 5 minutes until softened. Stir in garlic and cook for 1–2 more minutes. Let cool slightly.
1 tablespoon olive oil, ½ cup yellow onion, 1 clove garlic
In a large bowl, combine ground turkey, grated zucchini, feta, Italian seasoning, paprika, Worcestershire sauce, Dijon mustard, egg, salt, pepper, breadcrumbs, and the cooled onion mixture. Mix gently with your hands until combined.
1 tablespoon Italian seasoning, 1 teaspoon paprika, Salt and pepper, 1 tablespoon Worcestershire sauce, 1 tablespoon Dijon mustard, 1 large egg, 1 pound ground turkey, 1 cup zucchini, ½ cup feta cheese, ½ cup breadcrumbs
Line the air fryer basket with parchment paper. Shape the meat mixture into a loaf and place it inside. Spray the top lightly with cooking spray.
Air fry at 350°F (180°C) for 20–25 minutes until golden and cooked through. After about 18 minutes, brush the top with the glaze and finish cooking.
Rest briefly, garnish with parsley, then slice and serve.
Fresh parsley