Make Ahead: After baking ribs, cool slightly. Cover and refrigerate overnight. Continue as directed.
All Grilling Directions: Preheat grill to low heat. Rub ribs with spice mixture as directed. Wrap ribs with 2 to 3 layers of heavy duty aluminum foil, sealing ends tightly. Grill ribs 1 hour. Remove foil. Brush ribs with maple syrup. Grill ribs 3 to 5 minutes per side or until browned.