Homemade Fajita Seasoning

corn starch (this is optional and may be omitted) 2 teaspoons chili Powder 1 teaspoon kosher salt 1 teaspoons paprika 1/2 teaspoon sugar 1/2 teaspoon onion powder 1/2 teaspoon ground cumin 1/4 teaspoon garlic powder 1/4 teaspoon cayenne pepper