Stir in Dijon mustard, lemon juice, and pickle juice until smooth
Fold in chopped pickles, capers, and parsley
Add garlic powder and onion powder
Season lightly with salt and black pepper
Taste and adjust acidity or salt as needed
Refrigerate for at least 30 minutes before serving
Notes
Resting improves flavor and balanceUse dill pickles, not sweet picklesFresh lemon juice gives best tasteTexture should be creamy with fine bitsThin with a teaspoon of water or lemon juice if neededStore refrigerated in an airtight container up to 5 days