Instructions

  1. combine basil, garlic, cheese and pistachios in a food processor or blender.
  2. process to mix.
  3. with the machine running, slowly add the olive oil.
  4. season with salt and pepper and process to the desired consistency.
  5. let stand for 5 minutes.
  6. to serve, thin the pesto with a few tablespoons of hot pasta cooking water and toss with hot fettuccine or linguine.