Ingredients
1 cup mayonnaise
1/4 cup finely chopped cornichons, dill pickles, or dill pickle relish, drained
2 tablespoons minced shallots
2 tablespoons minced scallions, green parts only
1 tablespoon finely chopped nonpareil capers
1 tablespoon chopped fresh flat-leaf parsley
2 teaspoons Creole mustard or other spicy whole-grain mustard
1/2 teaspoon Louisiana hot sauce
1/4 teaspoon cayenne pepper
1/4 teaspoon dried tarragon, crushed
Preparation
Mix all ingredients together in a small bowl until well combined. Refrigerate until ready to serve or in an airtight container up to 1 week.