Makes: 2 cups

1 cup mayonnaise
For pesto:
2 cups fresh basil
2/3 cup olive oil
2 cloves garlic
1/4 cup grated parmesan
1/4 cup chopped walnuts
1/4 cup red wine vinegar
1 teaspoon salt
1/4 teaspoon ground pepper


In a blender or food processor, chop the basil, garlic, walnuts, Parmesan cheese and vinegar. Add the olive oil in a slow stream until it is all combined. Stir in salt and pepper.
Mix in mayonnaise.