Weighing about 4-Â1⁄2 lbs â 7 lbs on average, this whole beef brisket from H-E-B is conveniently fully cooked and sliced. Its mouth-watering flavor comes from being seasoned and naturally hardwood smoked, and itâs easy to heat and serve. Just place it in the oven or microwave while preparing some classic BBQ sides, like mac ân cheese, baked beans and coleslaw.