Learn how to make this easy BBQ Spice Rub Recipe - This barbeque spice rub with brown sugar, chili & garlic is great on steak and chicken. BBQ Spice Rub Ingredients 1/2 cup brown sugar 1/2 cup paprika 1 tablespoon ground black pepper 1 tablespoon salt 1 tablespoon chili powder 1 tablespoon garlic powder 1 tablespoon onion powder 1 teaspoon cayenne pepper (optional)