Place in the oven with foil over the top but not pinched over the sides and bake for 50 minutes ... Remove from the oven and let the Scalloped potatoes set for 10 - 15 minutes before serving.
but Half Baked Harvest, run by cookbook author Tieghan Gerard, has a recipe for cheesy scalloped potatoes with caramelized onions that has become a go-to on practically every holiday. Here's how ...