Bring a large pot of water to a boil; add salt and bring back to a boil. Add the pappardelle and cook, stirring occasionally, until al dente, about 8 minutes.
4
Reserve 1 cup of the pasta cooking water and set aside then drain the noodles and return to the pot. Add the sauce and ½ cup of the pasta cooking water, tossing to coat.
5
Add the Parmesan and cooked bacon and continue to toss until the noodles are coated and the sauce is glossy. Divide the pasta among plates and garnish with the chives.
6