1 lb. Pappardelle's Garlic Chive Pappardelle
4 Tbsp. extra-virgin olive oil
1 lb. mixed mushrooms (oyster, cremini, shiitake), cut into bite-size pieces
2 shallots, finely chopped
1/2 cup heavy cream
1/3 cup parsley, finely chopped
Zest and juice of ½ lemon
2 Tbsp. unsalted butter, divided
3 oz. grated Parmesan cheese, plus more for serving
Salt & pepper, to taste