Make the BEST Homemade Tartar Sauce with this quick and easy recipe that tastes fresher and so much better than bottled! It combines dill or sweet relish, capers, and herbs in a creamy mayonnaise base for the perfect blend of savory, sweet, and tangy flavors. Serve this DIY tartar sauce with seafood favorites like fried fish, crab cakes, and shrimp for a restaurant-quality meal at home.