Chicken & Vegetable Penne with Parsley Walnut Pesto

Homemade pesto may seem daunting, but in this quick pasta recipe you can make a simple sauce in minutes while the pasta water comes to a boil. You can substitute frozen green beans and cauliflower for fresh; in Step 4, cook the frozen vegetables according to package directions before tossing with the pasta and pesto.

Ingredients

  • ¾ cup chopped walnuts
  • 1 cup lightly packed parsley leaves
  • 2 cloves garlic, crushed and peeled
  • ½ teaspoon plus 1/8 teaspoon salt
  • ⅛ teaspoon ground pepper
  • 2 tablespoons olive oil
  • ⅓ cup grated parmesan cheese
  • 1½ cups shredded or sliced cooked skinless chicken breast (8 oz.)
  • 6 ounces whole-wheat penne or fusilli pasta (1 3/4 cups)
  • 8 ounces green beans, trimmed and halved crosswise (2 cups)
  • 2 cups cauliflower florets (8 oz.)