1) Heat a cast iron skillet or dutch oven to medium high heat, and preheat the oven to 325 degrees.

2) Trim excess fat off the chuck roast and season all over with salt and pepper, then coat the meat with canola oil, rubbing all sides of it.

3) Sear the meat in the skillet, browning for several minutes on all sides.

4) Remove the meat and set aside, then add the vegetables.

5) Saute for several minutes and season with salt and pepper.

6) Deglaze the pan with beer and let reduce for several minutes.

7) Add the beef back to the pan and add the thyme, stock and Worcestershire.

8) Cover the pan and place in the oven and let cook for 6-8 hours, until the meat is fork tender.

9) Serve with steamed potatoes or crusty bread.