Danish Creamery : Brown Butter Fettuccine with Wild Mushrooms and Walnuts

Ingredients

• Kosher salt
• 1 lb fettuccine
• 3 Tablespoons olive oil, divided
• ½ cup (1 stick) Danish Creamery Butter
• 1 small shallot, minced
• 1 garlic clove, minced
• 2 lbs mixed wild mushrooms (such as shiitake, trumpet, oyster, and chanterelle), coarsely chopped
• freshly ground black pepper
• 1 cup parmesan cheese, grated, plus more for serving
• 1 cup toasted walnuts, chopped
• ½ cup chopped fresh parsley