Fajita Seasoning Mix

2 tablespoons corn starch
4 teaspoons chili powder
3 teaspoons kosher salt
2 teaspoons paprika (*I used smoked, might be a little too strong)
2 teaspoons sugar
1 teaspoon onion powder
3/4 teaspoon cumin
1/2 teaspoon garlic powder
1/2 teaspoon cayenne pepper
1/4 teaspoon crushed red pepper (optional)