For the pasta
01 -
12 oz (340 g) pappardelle or fettuccine
02 -
1 tablespoon kosher salt, for the pasta water
03 -
1 cup (240 ml) reserved pasta water
For the chestnut cream sauce
04 -
2 tablespoons unsalted butter
05 -
1 tablespoon extra-virgin olive oil
06 -
1 medium shallot, finely chopped
07 -
3 garlic cloves, minced
08 -
1 tablespoon fresh thyme leaves, plus more for serving
09 -
1 cup (150 g) cooked peeled chestnuts, roughly chopped
10 -
1/2 cup (120 ml) low-sodium vegetable broth
11 -
1 cup (240 ml) heavy cream
12 -
1/2 cup (50 g) freshly grated Parmesan cheese, plus more for serving
13 -
1/4 teaspoon freshly grated nutmeg, optional
14 -
1/2 teaspoon fine salt, plus more to taste
15 -
1/2 teaspoon freshly ground black pepper
16 -
1 teaspoon finely grated lemon zest
For serving
17 -
1/4 cup (25 g) toasted walnuts, chopped, optional
18 -
Fresh thyme leaves
19 -
Extra Parmesan cheese