Amazon offers the Kitchen Supply Custard Cups with Lids 4-Pack, model no. 5146, for $6.84 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping adds $6.17.) That's a $9 overnight drop and the lowest total price we could find by $9. These 6-oz. custard cups are made of ovenproof glass.
Brand: Kitchen Supply