Ingredients

  • 3/4 cup walnut halves (3 ounces)
  • 1/4 cup flat-leaf parsley leaves, plus 2 tablespoons coarsely chopped
  • 1/2 cup freshly grated Parmesan cheese, plus shavings for garnish
  • 1/2 pound fettuccine
  • 1 garlic clove, smashed
  • 1/4 cup extra-virgin olive oil
  • Salt and freshly ground pepper
  • 1/2 cup vegetable stock
  • 1 tablespoon unsalted butter

Method

  • Preheat the oven to 350.
  • Toast the walnuts in a pie plate for 7 minutes, or until golden; let cool.
  • Coarsely chop 1/4 cup of walnuts and transfer to a bowl; add the 2 tablespoons of chopped parsley and half of the grated Parmesan.
  • In a large pot of boiling salted water, cook the pasta until al dente; drain.
  • In a mini food processor, pulse the remaining 1/2 cup of walnuts with the 1/4 cup of parsley leaves and the garlic until finely chopped.
  • Add the remaining grated Parmesan cheese and the olive oil and process to a coarse puree.
  • Season the pesto with salt and pepper.
  • Return the pasta to the pot.
  • Add the vegetable stock and butter and simmer until the liquid is nearly absorbed, 1 to 2 minutes.
  • Off the heat, add the pesto and toss until combined.
  • Transfer the pasta to a bowl, garnish with the walnut, parsley and Parmesan topping and Parmesan shavings and serve.