- 1 cup mayonnaise
- 1 cup cornichons, finely chopped
- 1/2 bunch fresh dill, finely chopped
- 2 tablespoons capers, drained and coarsely chopped
- 1 lemon, juiced
- 1 teaspoon Dijon mustard, or more to taste
- 1 small clove garlic, minced
- 1 pinch cayenne pepper, or more to taste
- Stir mayonnaise, cornichons, dill, capers, lemon juice, Dijon mustard, garlic, and cayenne pepper together in a bowl.