In a medium bowl, combine mayonnaise, Dijon mustard, and horseradish.
Add chopped pickles or capers, minced garlic, lemon juice, and hot sauce. Stir to combine.
Season with paprika, cayenne pepper, salt, and black pepper.
Fold in chopped parsley and scallions. Mix until smooth.
Cover and refrigerate for at least 1 hour to let flavors meld.
Serving and Storage Tips:
