Servings: Serves 4
Ingredients 1 cup mayonnaise3 tablespoons grainy mustard (such as Creole or moutarde de Meaux)3 tablespoons sour cream1 tablespoon seeded and finely chopped green or red bell pepper1 tablespoon peeled, seeded, and finely chopped cucumber1 tablespoon minced capers1 tablespoon chopped fresh parsley1/4 teaspoon hot red pepper sauce , or more to tasteFreshly ground black pepper
Stir all of the ingredients in a small bowl, using plenty of hot sauce and pepper. Cover and refrigerate for at least 1 hour for the flavors to blend.
The sauce can be prepared up to 3 days ahead, covered and refrigerated.