Copycat Big Mac Sauce Recipe (McDonald's Special Sauce)

Recreate the iconic McDonald's Big Mac Sauce at home with this easy copycat recipe. Perfect for burgers, fries, and sandwiches, this tangy and creamy special sauce delivers that classic fast-food flavor everyone craves.
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Every recipe on this site is tested at least 3 times in my home kitchen before publishing. I've been developing sauce recipes for over 8 years, focusing on restaurant-quality results with everyday ingredients. Learn more about me →
Ingredients
- •1/2 cup mayonnaise
- •2 tablespoons sweet pickle relish
- •2 teaspoons yellow mustard
- •1 teaspoon white wine vinegar
- •1/2 teaspoon paprika
- •1/2 teaspoon onion powder
- •1/2 teaspoon garlic powder
- •1/2 teaspoon sugar
- •Pinch of salt
Instructions
- 1
In a medium bowl, add mayonnaise, sweet pickle relish, and yellow mustard.
- 2
Sprinkle in the white wine vinegar, paprika, onion powder, garlic powder, sugar, and a pinch of salt.
- 3
Use a whisk or spoon to thoroughly combine all ingredients until smooth and uniform in color.
- 4
Taste the sauce and adjust the seasoning with a little extra sugar, vinegar, or salt if needed.
- 5
Cover the bowl with plastic wrap or transfer the sauce to an airtight container.
- 6
Refrigerate for at least 15 minutes before serving to let the flavors meld.
- 7
Stir once more before using. Enjoy your copycat Big Mac Sauce on burgers, fries, or as a dip!
Tips & Variations
Pro Tips
- • For the most authentic flavor, use a classic, creamy mayonnaise (avoid olive oil or light varieties).
- • Letting the sauce rest in the fridge for at least 1 hour deepens the flavor.
- • If you love a zesty kick, add a dash more vinegar or a few drops of hot sauce.
- • Finely chop your relish if it's chunky for a smoother consistency.
- • Always stir the sauce well before serving—some separation is natural.
Storage
- • Refrigerator: Up to 1-2 weeks in airtight container
- • Freezer: Up to 3 months (thaw overnight in fridge)
- • Best Practice: Store in glass jars for longer freshness
Recipe Variations
- • Spicy Big Mac Sauce: Add 1/4 teaspoon cayenne pepper or a dash of hot sauce.
- • Tangier Sauce: Swap white wine vinegar for dill pickle juice for extra tang.
- • Low-Calorie: Use light mayo or Greek yogurt instead of regular mayonnaise.
Frequently Asked Questions
Can I make Big Mac Sauce ahead of time?
Absolutely! In fact, making it a day in advance allows the flavors to meld for even better taste.
How long does homemade Big Mac Sauce last?
Store it in an airtight container in the refrigerator for up to 1 week.
Can I freeze Big Mac Sauce?
Mayonnaise-based sauces don’t freeze well—they tend to separate. For best results, keep it refrigerated and make fresh as needed.
What can I use instead of sweet pickle relish?
Finely chop bread-and-butter pickles or dill pickles and add a little sugar to mimic the relish.
Why does my sauce look watery after chilling?
Some separation is normal. Just give the sauce a good stir before using. For more tips, check our guide: <a href="/articles/why-creamy-sauce-turns-watery-after-refrigeration">Why Your Creamy Sauce Turns Watery After Refrigeration</a>.
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