Ingredients

  • 1 small garlic clove
  • 2/3 cup roasted unsalted almonds
  • 4 cups basil leaves
  • 1 teaspoon fresh lemon juice
  • 1/4 cup grated Parmigiano-Reggiano
  • 1/4 cup extra-virgin olive oil
  • 3/4 cup ricotta (preferably fresh)
  • 1/2 cup chopped pitted Kalamata olives
  • Accompaniment: 1 pound spaghetti, cooked and drained, reserving 1 cup cooking water

Method

  • With food processor running, drop in garlic and finely chop. Stop motor and add almonds, basil, lemon juice, parmesan, 1/4 teaspoon salt, and 1/2 teaspoon pepper, then process until finely chopped. With motor running, add oil, blending until incorporated.
  • Transfer to a large bowl. Stir in ricotta and olives and season with salt.
  • Toss hot spaghetti with pesto. Thin with some of cooking water.