Roasted Pumpkin Pasta with Thyme Browned Butter Sauce

For the pasta:

sugar (pie) pumpkin

olive oil

Kosher salt and freshly ground black pepper

pasta shapes, such as orchiette

baby spinach leaves, rinsed and dried

For the sauce:

unsalted butter

fresh thyme leaves

freshly grated nutmeg

Salt and pepper,

Grated cheese for serving, such as Gruyere or Parmesan