01 - Rinse corned beef brisket under cold water and pat dry. Place fat-side up in bottom of slow cooker.
02 - Sprinkle spice packet or pickling spice evenly over beef.
03 - Arrange potatoes, carrots, onion, and garlic around and on top of beef.
04 - Pour beef broth and water into slow cooker, ensuring beef is just covered. Add bay leaves and black pepper.
05 - Cover and cook on low for 8 hours until beef and vegetables are tender.
06 - Place cabbage wedges on top during final 2 hours of cooking.
07 - Transfer brisket to cutting board, rest 10 minutes, then slice against grain.
08 - Serve sliced beef with vegetables and ladle cooking liquid over top.