In a small mixing bowl or jar, combine all of the seasonings and salt if desired. Stir or whisk to combine well. Store in an airtight container in a cool, dark place for up to 6 months, or use right away on your favorite pot roast. Enjoy!
½ teaspoon garlic powder, ½ teaspoon onion powder , ½ teaspoon dried oregano, ½ teaspoon dried thyme, ½ teaspoon dried rosemary, ½ teaspoon coarse ground black pepper, ¼ teaspoon smoked paprika, ⅛ teaspoon celery seed, 1 teaspoon kosher salt