In a small bowl combine the brown sugar, kosher salt, paprika, ground cumin, black pepper, and cayenne pepper. Rub the chicken (even if frozen) liberally with the spices.
3 pounds chicken wings, 2 tablespoons brown sugar, 2 tablespoons kosher salt, 2 tablespoons paprika, 1/2 tablespoon ground cumin, 1 teaspoon black pepper, 1/8 teaspoon cayenne pepper