Corn Beef and Cabbage 3 pounds corned beef brisket with spice packet 10 small red potatoes 5 carrots, peeled and cut into 3-inch pieces 1 large head cabbage, cut into small wedges The meat has been in the crock pot now for 7 hours on low.. I will add the other ingredients at 2pm and increase heat to high for supper at 5pm.