A four-pound boneless chuck roast cooked covered until shreddable, then finished uncovered for browned edges.
Prep Time 10 minutes mins
Cook Time 4 hours hrs 25 minutes mins
Resting 10 minutes mins
Total Time 4 hours hrs 45 minutes mins
Planning time assumes four hours covered plus twenty-five minutes finishing for a four-pound chuck roast; extend for tenderness. Use equipment rated for 425°F, never a cold glass vessel. Whole beef minimum 145°F with a three-minute rest is a safety minimum, not the shredding endpoint.