Potato Gratin with Mustard
Dijon mustard perks up mellow potato gratin for a side dish that's sure to wow.
Martha Stewart Living, April 2001
Dijon mustard perks up mellow potato gratin for a side dish that's sure to wow.
The size of the baking dish will affect the gratin's cooking time. If your dish is slightly smaller than the one suggested, increase cooking time. If your dish is slightly larger, reduce cooking time.