01 -
Combine onion powder, smoked paprika, and ground cumin in a small bowl. Rub the mixture evenly over the entire rack of ribs.
02 -
Mix minced garlic with dark soy sauce, sweet soy sauce, and honey until well blended. Brush the marinade generously over the ribs, reserving some for basting.
03 -
Cut the ribs in half and arrange them in the slow cooker. Set the cooker to low heat for 7 to 8 hours, or on high for 4 to 5 hours.
04 -
Every hour, brush the ribs with the reserved marinade to maintain moisture and enhance flavor.