Cilantro Pesto

1 bunch fresh cilantro5 cloves garlic, minced1 tablespoon white wine vinegar 1/4 cup grated parmesan cheese 1/2 teaspoon cayenne pepper 1/2 cup walnuts or pecansSalt to taste 1/4- 1/2 cup olive oilIn an electric food processor or blender, blend cilantro, garlic, vinegar, parmesan cheese, cayenne pepper, nuts and salt. Add 1/4 cup of the olive oil, and blend the pesto. Add more olive oil until the pesto reaches your desired consistency.Serve on pasta or sandwiches.Serves eight.Nutrition values per serving: 150 calories, 15 g fat (2.5 g saturated), 2 g carbohydrates, 1 g fiber, 3 g protein, 5 mg cholesterol, 70 mg sodium.Allrecipes.com