In a small bowl, whisk together all the ingredients until well combined.
¼ cup salt, 2 tablespoons garlic powder, 2 tablespoons onion powder, 1 tablespoon paprika, 1 tablespoon ground mustard, 2 teaspoons ground black pepper, 2 teaspoons ground white pepper, 1 teaspoon ground turmeric, 1 teaspoon dried thyme, 1 teaspoon dried parsley, 1 teaspoon granulated sugar, ½ teaspoon celery salt