01 - Pat the beef roast dry with paper towels. Season all sides evenly with salt and black pepper.
02 - Heat olive oil in a large skillet over medium-high heat. Brown the roast on all sides, approximately 2 to 3 minutes each side.
03 - Place carrots, potatoes, celery, and onion in the base of the slow cooker.
04 - Set the seared beef on top of the arranged vegetables.
05 - Sprinkle minced garlic, dried thyme, and rosemary over the beef. Add bay leaves.
06 - Pour beef broth and Worcestershire sauce evenly over the contents in the slow cooker.
07 - Cover and cook on low heat for 8 hours, until beef is tender and vegetables are cooked through.
08 - Remove bay leaves. Shred or slice the beef and serve alongside the vegetables with the cooking juices.