Hamilton Beach 33176 7-Quart Oval Slow Cooker for $20.00.  Shipping is $0.97 for a total of $20.97 shipped.  Here is a screenshot for reference.  It has a removable 7-quart oval stoneware crock which doubles as serving dish.  The glass lid and crock are dishwasher-safe.  Most places have it for about $25 and more.