Ingredients

1 cup mayonnaise

1/4 cup snipped fresh chives

1 anchovy fillet, rinsed, patted dry, and chopped

2 teaspoons white-wine vinegar

2 teaspoons fresh lemon juice

1/2 teaspoon coarse salt

1/4 teaspoon freshly ground pepper

1/2 cup fresh flat-leaf parsley, coarsely chopped

1/4 cup fresh tarragon, coarsely chopped

2 tablespoons water

Crudites (such as carrots, broccoli, bell peppers, cherry tomatoes, and cauliflower), for serving

Preparation

Puree mayonnaise, chives, anchovy, vinegar, lemon juice, salt, and pepper in a blender. Add parsley, tarragon, and water, and process, scraping down sides of blender occasionally, until mixture is smooth and pale green. Transfer to a dish, and serve with crudites.