Fettuccine Alfredo with Mushrooms Recipe

Ingredients

• 8 ounces baby cremini mushrooms, sliced
• 8 ounces small shiitake mushrooms, sliced
• 1/4 cup butter
• 1/2 teaspoon kosher salt
• 1/2 teaspoon freshly ground black pepper
• 3 tablespoons all-purpose flour
• 2 cups whole milk
• 1 1/2 cups grated Parmesan cheese
• 1 pound fettuccine, spaghetti, or your favorite pasta
• 1/4 cup chopped fresh parsley, to garnish