3 sweet potato gnocchi sage shaved Recipes

russet (baking potatoes), sweet potato, egg, grated nutmeg, grated parmigiano-reggiano plus more for serving, all-purpose flour plus more for dusting, extra-virgin olive oil, sage leaves (from 1 bunch), bottled roasted chestnuts, very thinly sliced with an adjustable-blade slicer or a sharp vegetable peeler, unsalted butter

sweet potato gnocchi, butter, divided, sliced baby portobello mushrooms, garlic cloves, thinly sliced, sliced fresh shallots, chopped fresh flat-leaf parsley, sliced fresh sage, kosher salt, freshly ground pepper, toppings: freshly shaved parmesan cheese , freshly ground pepper, chopped fresh parsley