What makes a potato scalloped?
It all has to do with the arrangement of the spuds in the baking dish.
Thinly sliced potatoes are layered in a casserole dish and covered with heavy cream and milk.
Mikkel Vang
They are then seasoned and topped with cheese for an ooey-gooey side dish.
What makes this dish even more versatile?
Its ideal for making ahead.
In a large saucepan or Dutch oven, melt the butter over medium-high heat.
Add the onion and cook, stirring often, until softened, 5 to 7 minutes.
Add the potatoes to the saucepan and simmer, stirring occasionally, until tender, 30 to 35 minutes.
Discard the bay leaf and transfer the potato mixture to the prepared baking dish; sprinkle with the Gruyere.
2,000 calories a day is used for general nutrition advice.