01 - 
                Peel and cut the onion and carrots into thick 2.5 cm pieces. Mince the garlic and fresh herbs. If using large potatoes, chop into similar size; leave baby potatoes whole or halved.
              
              
              
                02 - 
                Pat beef dry with kitchen paper, season with salt and pepper. Heat olive oil in a large skillet over medium-high heat, then sear beef on all sides until evenly browned. Transfer to crock pot.
              
              
              
                03 - 
                In the same skillet, sauté onions and garlic for 1–2 minutes until lightly browned. Deglaze with a small amount of beef broth or water, scraping up browned bits, then pour contents into crock pot.
              
              
              
                04 - 
                Place potatoes, carrots, thyme, rosemary, Worcestershire sauce, and remaining broth into crock pot. Cover with the lid.
              
              
              
                05 - 
                Cook on LOW for 8–10 hours until beef is meltingly tender and a thermometer reads 88–93°C. For firmer potatoes and carrots, add them in the last 2–3 hours. Alternatively, cook on HIGH for 4–6 hours.
              
              
              
                06 - 
                Let beef rest for 10–15 minutes. Slice or shred using two forks. Optionally garnish with fresh parsley. Serve with vegetables and gravy.
              
              
              
                07 - 
                Strain crock pot drippings into a saucepan. Stir in cornstarch slurry and cook over medium-high, whisking, until thickened. Optionally enrich sauce with cold butter before serving.