Easy Homemade Keto Tartar Sauce Recipe

Dips & Sauces

March 9, 2026

The Only Tartar Sauce Recipe You’ll Ever Need

What’s a golden, crispy fish fry without the perfect dipping sauce? Sadly, most store-bought tartar sauces are a minefield of hidden sugars and questionable additives. But don’t worry, your low-carb seafood feast is saved! This homemade keto tartar sauce is ridiculously easy to whip up and delivers that classic creamy, tangy flavor you crave. With a zesty kick of lemon and a delightful crunch from dill relish, it’s the ultimate companion for everything from fried fish to crab cakes. Once you try this, you’ll never go back to the jarred stuff!

Ingredients

• 1 cup / 240g mayonnaise
• ¼ cup / 60g dill relish
• 1 tablespoon / 15ml freshly squeezed lemon juice
• ½ teaspoon / 2.5ml Worcestershire sauce
• 1 tablespoon dried parsley leaves
• 1 teaspoon dried minced onions
• Salt and ground black pepper, to taste

Instructions

1. In a small bowl, combine the mayonnaise, dill relish, lemon juice, Worcestershire sauce, dried parsley, and dried minced onions.
2. Stir until all are well incorporated. Season with salt and ground black pepper to taste.
3. Cover and refrigerate for at least 1 hour to allow the flavors to meld and deepen.
4. Serve chilled. Store leftovers in an airtight container in the refrigerator for up to 5 days.

Nutritional Information

• Nutrition Notes
• Yield: about 1 cupServing Size: 2 tablespoonsThis recipe is keto-friendly, low-carb, and gluten-free. For a strict Whole30 or paleo version, ensure you use a compliant mayonnaise (avocado oil-based) and a coconut aminos-based Worcestershire sauce.

Pro Tips

• Pro-Tips for the Best Tartar Sauce
• For the absolute best flavor, make this sauce a day in advance. The extra time in the fridge allows the to marry beautifully.
• Swap the dried herbs for fresh! Use 1 tablespoon of finely chopped fresh dill or parsley and 1 tablespoon of minced shallot for a brighter, more vibrant taste.
• Add a tablespoon of drained capers for an extra briny pop of flavor that pairs wonderfully with seafood.
• For a spicy kick, stir in a pinch of cayenne pepper or a few dashes of your favorite sugar-free hot sauce.

FAQ

Q: Is this tartar sauce recipe keto-friendly
A: Yes, this recipe is specifically designed to be keto-friendly, low-carb, and gluten-free. To make it compliant for a strict Whole30 or paleo diet, ensure you use an avocado oil-based mayonnaise and a coconut aminos-based Worcestershire sauce.

Q: How long does homemade tartar sauce last
A: You can store this homemade tartar sauce in an airtight container in the refrigerator for up to 5 days.

Q: Can I make this tartar sauce ahead of time
A: Absolutely! For the best flavor, it is highly recommended to make this sauce at least one hour in advance, or even a full day ahead. This allows the flavors to meld and deepen.

Q: What can I use instead of dried herbs
A: For a brighter, more vibrant taste, you can substitute the dried herbs with fresh ones. Use 1 tablespoon of finely chopped fresh dill or parsley and 1 tablespoon of minced shallot instead of the dried minced onions.

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