More about ratio than recipe, here is a rough idea of how much to use of each one:

• ¼ cup paprika
• 1 tablespoon coriander
• 1 teaspoon cumin
• 2 teaspoons dry mustard
• ½ teaspoon cayenne
• 1 teaspoon black pepper
• 1 tablespoon brown sugar
• Plus 1 teaspoon of Kosher salt for good measure