3 leek crispy prosciutto Recipes

extra virgin olive oil (evoo), prosciutto , halved crosswise, leeks , trimmed halved lengthwise and cut crosswise 1/2 inch thick, salt and pepper, two 10- to 12-oz packages fresh potato gnocchi, butter, flour, milk, ground nutmeg , to taste, grated fontina (3 generous handfuls) or 1 cup fontina valle d aosta cheese (3 generous handfuls), grated asiago cheese, grated parmigiano-reggiano cheese

unsalted butter, chopped leeks, white and light green parts only (4-5 medium leeks), cauliflower florets (from 2 large heads , about 2 lb each), chicken stock, cayenne pepper, grated parmesan cheese, divided, creme fraiche, kosher salt, sliced prosciutto, olive oil, chopped fresh flat-leaf parsley