Turn your stove or grill to medium heat. While it's preheating, combine the turkey, seasoning ingredients, ketchup, mustard, and Worcestershire sauce in a large bowl, and mix with your hands until combined, about 40 seconds.
1 lb Ground turkey, 2 Tablespoons Turkey burger seasoning, 1 Tablespoon Ketchup, 1 Tablespoon Dijon mustard, 1 teaspoon Worcestershire sauce, 1 teaspoon Salt, 1 teaspoon Garlic powder, 1 teaspoon Onion powder, ½ teaspoon Paprika, ½ teaspoon Dried parsley, ½ teaspoon Cumin, ¼ teaspoon White pepper