Mix together the paprika, brown sugar, garlic powder, peppers, coarse kosher salt, dry mustard, chili powder, cayenne powder, and cumin in a small bowl.
1 tablespoon Spanish paprika, 1 tablespoon brown sugar, 2 teaspoons garlic powder, 1 teaspoon pepper, 1 teaspoon coarse kosher salt, 1 teaspoon dry mustard, 1 teaspoon chili powder, 1 teaspoon cayenne pepper, 1/2 teaspoon cumin