This easy Copycat Wendy’s Signature Sauce recipe perfectly recreates the creamy, tangy, and subtly sweet flavor of the popular restaurant dipping sauce. It requires only a few pantry staples and is ideal for slathering on burgers, dipping fries, or serving alongside chicken nuggets.

If you’ve ever found yourself wishing you could bottle the creamy, tangy, and subtly sweet magic of Wendy’s Signature Sauce, your wish has come true with this easy copycat recipe.
This homemade version perfectly blends simple pantry ingredients like mayonnaise, mustard, and a touch of sweetness to recreate the distinct flavor that makes this sauce so addictive.
It’s incredibly simple to whisk together and is the ultimate condiment, instantly elevating everything from your homemade burgers and chicken sandwiches to simple French fries and nuggets.

Why You Will Love This Recipe!
- Tastes just like the real Wendy’s sauce at home.
- Takes only a few minutes to mix together.
- Uses simple pantry and fridge ingredients.
- Works with burgers, fries, nuggets, and sandwiches.
- Way cheaper than buying extra sauce at the drive-thru.
Wendy’s Signature Sauce Ingredients

- Mayonnaise: Creamy base that makes the sauce rich and smooth
- Ketchup: Tangy tomato flavor that adds sweetness and color
- Yellow mustard: Classic sharp bite that balances the creamy base
- Sweet pickle relish: Crunchy, sweet-tangy pieces for extra flavor pop
- Apple cider vinegar: Bright acidic touch that wakes up the taste
- Garlic powder: Savory garlic punch without overpowering the sauce
- Onion powder: Mild onion flavor that boosts overall taste
- Paprika: Light smoky warmth that deepens the sauce flavor
- Sugar: Small sweet boost to balance tangy ingredients
- Salt: Essential seasoning that ties all flavors together
- Black pepper: Gentle spice that adds a subtle kick
How To Make Wendy’s Signature Sauce Recipe

Step 1: Add mayonnaise, ketchup, mustard, and sweet pickle relish to a medium mixing bowl. Pour in the apple cider vinegar and sprinkle in the sugar, salt, black pepper, paprika, garlic powder, and onion powder. Stir everything together until the sauce is smooth and fully combined.
Step 2: Cover the bowl and refrigerate the sauce for at least 30 minutes so the flavors blend together. Serve with burgers, fries, chicken nuggets, or sandwiches.

Copycat Wendy’s Signature Sauce Recipe Tips
- Use fresh ingredients for the best flavor don’t substitute ketchup or mustard with low-quality brands.
- Measure spices carefully paprika, garlic, and onion powder balance the sauce perfectly.
- Let it chill for at least 30 minutes so flavors meld together.
- Adjust sweetness or tang by adding a little more sugar or vinegar to taste.
- Store properly in an airtight container in the fridge for up to two weeks.
- Pair wisely it works best on burgers, fries, chicken sandwiches, or as a dipping sauce.
- Stir before serving if the ingredients have separated slightly after refrigeration.
Storing Instructions
Transfer the sauce to an airtight container and refrigerate. It will keep for up to 2 weeks. Always stir the sauce before serving, as ingredients may settle or separate slightly over time.

Copycat Wendy’s Signature Sauce Recipe Faqs
How long does the sauce last in the fridge? When stored in an airtight container in the refrigerator, this sauce will last for about 1 to 2 weeks. Always check the expiration date of your mayonnaise, as that is typically the limiting factor.
What kind of mustard should I use? The best choice is standard yellow prepared mustard. It provides the necessary tang and color without overpowering the flavor. Avoid using Dijon or whole grain mustard.
Why is my sauce too thin/too thick? If the sauce is too thick, add a tiny splash of water or vinegar and stir until it reaches your desired consistency. If it’s too thin, it may be due to using a low-fat or watery mayonnaise; add a pinch more paprika or cornstarch if needed (though usually not necessary).
What can I use this sauce on? This sauce is extremely versatile! It’s perfect for dipping French fries, chicken nuggets, and onion rings, and it makes an excellent spread for burgers, chicken sandwiches, and even breakfast burritos.
Does it taste exactly like the original? This recipe is formulated to be a very close match! Since ingredient brands vary, you may need to adjust the sugar or paprika slightly to perfectly match your memory of the restaurant flavor.
More Copycat Recipes
- Flamethrower Sauce Copycat Recipe
- Captain D’s Tartar Sauce Recipe
- Golden Corral Meatloaf Recipe
- Copycat Olive Garden Parmesan Crusted Tilapia Recipe
- Copycat Panera Granola Recipe
- Blackened Ranch (Popeye’s Copycat)
- Copycat Wendy’s Strawberry Frosty
- Copycat Olive Garden Creamy Mushroom Sauce
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Copycat Wendy’s Signature Sauce Recipe
Description
Ingredients
- ½ cup mayonnaise
- 3 tablespoons ketchup
- 1 tablespoon yellow mustard
- 2 tablespoons sweet pickle relish
- 1 teaspoon apple cider vinegar
- ½ teaspoon garlic powder
- ½ teaspoon onion powder
- ½ teaspoon paprika
- ¼ teaspoon sugar
- ¼ teaspoon salt
- Pinch of black pepper
Instructions
- In a medium bowl, mix ½ cup mayonnaise, 3 tablespoons ketchup, 1 tablespoon yellow mustard, and 2 tablespoons sweet pickle relish.
- Stir in 1 teaspoon apple cider vinegar, ½ teaspoon garlic powder,½ teaspoon onion powder, ½ teaspoon paprika, ¼ teaspoon sugar, ¼ teaspoon salt and a Pinch of black pepper.
- Whisk or stir the sauce until fully combined and creamy.
- Cover and refrigerate for at least 30 minutes to let flavors meld.
- Use with burgers, fries, chicken sandwiches, or as a dipping sauce.
Equipment
- Mixing Bowl
- Whisk
Nutrition
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