In case you hadn't experienced the wonder that is stoneware, you are most certainly missing out on some amazing cookware. My favorite stoneware has come from Pampered Chef. They have high quality items that cook evenly, season nicely, and are warranted for a few years.
the Rectangle Stoneand the Deep Covered Baker, that is only available to hosts due to its extraordinary popularity and amazingness.
I wish that I could offer you more than my review and persuasion, but, alas. You'll have to go buy your own. What's your favorite kitchen must-have?