Cut chuck roast in 3 to 4 inch cubes. Combine the beef, brown sugar, vinegar and ... a separate container. Shred beef with a knife. Return ... 12 to 14 servings.
Season roast with salt and ... hours) until tender. Shred beef. This step may be ... 1/2 onion into shredded beef. Prepare envelopes of enchilada ... degrees for 30-45 minutes.