In a large bowl, combine pork and toss with salt, pepper, and rosemary, coating pork on all sides. In a large sauté pan over medium-high heat, heat ghee until hot. Cook pork in hot ghee until well browned on all sides, 3 to 5 minutes. To pan add minced garlic and cook 1 minute more. Remove pork from pan and place in crock cooker. In a medium mixing bowl, combine broth, tomato paste, coriander, cumin, and cinnamon, whisking to combine. Pour over the pork in crock cooker. To crock cooker, add pearl onion, cauliflower, bacon, kale, and bay leaf. Cover and cook on LOW for 5 hours or until the pork is fully cooked and fork tender. Remove bay leaf. Before serving, fold in red pepper flakes.