Method
1. Pre-heat oven - 150°C
2. Add orange zest, garlic granules, onion granules, dry mustard, ground cumin, black pepper, smoked paprika, ancho chili powder, kosher salt and dark brown sugar to a clean small bowl
3. Mix until combined
4. Line a clean work surface with foil and add baby back rib on top
5. Rub mixture in generously to one side of the rack of ribs
6. Flip and rub the rest of spices onto meat until coated
7. Fold the foil up around the ribs so they are completely covered
8. Transfer to a baking sheet. Line with foil for easier cleanup
9. Bake until tender - 2 hr 45 min, 150°C
10. Take the ribs out and increase the temperature to 220°C
11. Brush ribs with barbecue sauce generously
12. Bake until bubbles form - approx 10 min, 220°C
13. Cut into 2-3 racks or individual bones and enjoy!