01 -
In a small bowl, mix kosher salt, black pepper, onion powder, garlic powder, smoked paprika, and ground cumin.
02 -
Layer beef cheeks in 6-quart slow cooker, sprinkling each layer with spice mixture. No need to add liquids.
03 -
Cover and cook on LOW for 8 hours, until the beef cheeks become very tender.
04 -
Mix cornstarch with cold water to create a slurry. Gently mix into cooking liquids in slow cooker.
05 -
Cover and cook on HIGH for 30 minutes to thicken sauce.
06 -
Divide meat between plates and spoon pan juices over top.