Vintage Confiture Crock Vintage. Made of ironstone Each has the darkened appearance that comes with time and use known as "buttering." Each one is unique and special. We'll choose a pretty one for you. Choose small 2-3" H | medium 3-4" H | large 5-5.5" Why you'll love it These lovely confiture crocks were once used for storing jam in a French kitchen. Now we think they're lovely little cachepots for your herbs, or cellars for salt in your kitchen. Read about our partnership with Pledge, an…