Creamy, Tangy Smash Burger Sauce (Ready in 5 Minutes)

This smash burger sauce comes together in five minutes with simple fridge staples, and it tastes exactly like the tangy, creamy spread from your favorite burger joint.

Keep a jar in the fridge, and every weeknight burger gets an instant upgrade.

Why This Sauce Stays in the Fridge

It’s tangy from the pickle relish and vinegar, creamy from the mayo, and has just enough mustard to wake everything up. The smoked paprika adds a diner-style depth that makes it taste far more complicated than it is.

I can mix a batch while the burgers sizzle, and by the time the patties are done, the sauce is ready. No bottled alternative ever comes close.

Ingredients

• 1/2 cup mayonnaise: full-fat gives the richest body; light or avocado oil mayo also works
• 2 tbsp ketchup: classic tomato sweetness
• 1 tbsp yellow mustard: the bright, vinegary kind, not Dijon
• 2 tbsp dill pickle relish: drain a little of the liquid if it’s very wet, or use finely chopped dill pickles
• 1 tsp white vinegar or dill pickle juice: adds extra tang
• 1/2 tsp garlic powder
• 1/2 tsp onion powder
• 1/4 tsp smoked paprika: optional, but it gives the sauce that faint diner-smoke note
• pinch of fine sea salt: adjust to taste in the end

Variations and Substitutions

• Swap the mayo for plain Greek yogurt: the sauce will be tangier and a little looser, but it works if you prefer a lighter option
• Use sweet pickle relish instead of dill: the sauce turns noticeably sweeter; add an extra splash of vinegar to balance it out
• Add a dash of hot sauce or chipotle paste: for a smoky, spicy kick that pairs well with bacon burgers
• Skip the smoked paprika: the sauce still tastes great, just loses that subtle grill-side note

A classic partner for this sauce is my Classic Smash Burgers, where the crispy edges soak up every bit of it.

How To Make Smash Burger Sauce

Step 1: Stir Together the Wet Ingredients

Combine the 1/2 cup mayonnaise, 2 tbsp ketchup, 1 tbsp yellow mustard, 2 tbsp dill pickle relish, and 1 tsp white vinegar in a small bowl. Stir with a spoon or a small whisk until the sauce is a uniform pale pink and no streaks of mayo remain.

Step 2: Whisk in the Seasonings and Serve

Sprinkle the 1/2 tsp garlic powder, 1/2 tsp onion powder, 1/4 tsp smoked paprika, and a pinch of salt over the sauce. Whisk until every speck of seasoning disappears and the sauce is smooth.

Taste and adjust: if you want more tang, add another splash of vinegar or pickle juice. Spoon it onto freshly smashed burgers right away, or let it sit for 15 minutes to let the flavors come together. The sauce should be thick enough to cling to the patty but still easy to drizzle.

Tips for the Best Sauce

• Let the sauce rest for 15 minutes before serving if you can. It gives the dried spices time to bloom and the tangy notes to mellow into each other.
• Use pickle juice instead of white vinegar for an extra pop of briny flavor. Most jars of dill pickles have exactly what you need sitting right in the jar.
• Double the recipe for cookouts. The sauce keeps well, so a big batch means one less thing to think about on burger night.
• If you like a smoked, spicy version, stir in a dash of chipotle hot sauce right along with the dry spices.

Scale it for a crowd:

Storing Leftover Sauce

Refrigerate any leftover sauce in an airtight jar or container. It keeps well for up to 1 week. The sauce may thicken a little when chilled; just give it a quick stir before using, and you’re set.

What To Serve With Smash Burger Sauce

Pile it onto smash burgers, obviously, but it’s also fantastic as a dip for crispy fries or onion rings. Slather it on a grilled chicken sandwich or use it as a secret sauce in a loaded burger wrap. The tangy creaminess works any place ketchup or mayo would.

Frequently Asked Questions

Can I make this sauce dairy-free?

Yes. Standard mayonnaise is dairy-free (it’s made with eggs and oil), so the recipe contains no dairy. Use a vegan mayo if you want to avoid eggs as well.

Can I use sweet pickle relish instead of dill?

You can, but the sauce will be noticeably sweeter. Add an extra teaspoon of vinegar or a little less ketchup if you need to bring the balance back toward tangy.

Can I freeze smash burger sauce?

No, mayonnaise-based sauces separate and turn grainy after thawing. This one is best made fresh and kept in the fridge for up to a week.

Is this the same as Thousand Island dressing?

Not quite—Thousand Island is sweeter and usually contains ingredients like chopped egg or sweet pickle, while this sauce leans harder on mustard and dill pickle for a sharper, more savory tang.

Smash Burger Sauce Recipe

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Prep Time 5 minutes mins

Total Time 5 minutes mins

Servings: 4 servings

Calories: 210

Ingredients Method Notes

Ingredients

  

• 1/2 cup mayonnaise
• 2 tbsp ketchup
• 1 tbsp yellow mustard
• 2 tbsp dill pickle relish
• 1 tsp white vinegar or dill pickle juice
• 1/2 tsp garlic powder
• 1/2 tsp onion powder
• 1/4 tsp smoked paprika
• pinch of fine sea salt

Method

 

1. Stir together the mayonnaise, ketchup, mustard, relish, and vinegar in a small bowl until smooth and uniformly pink.
2. Add the garlic powder, onion powder, paprika, and salt. Whisk until the seasonings are fully blended. Taste and adjust the salt or vinegar to your liking, then spoon generously over hot smash burgers.

Notes

The sauce tastes even better after a 15-minute rest, but it’s ready to go the moment you stir it together. If it thickens in the fridge, a quick stir brings it right back to drizzly.