A great burger is only as good as its sauce, and this Smashburger Sauce captures everything people love about a juicy, diner-style burger. Creamy mayo forms the base, with ketchup, mustard, and relish adding bold tang, while paprika, cayenne, and herbs round out the flavor. The balance of smoky, sweet, and zesty notes makes it a versatile condiment that instantly elevates any meal. Inspired by the sauces served in classic American burger joints, this homemade version brings restaurant-worthy flavor straight into the kitchen.

Homemade Smashburger Sauce Recipe

0.0 from 0 votes

Servings

cup

Prep time

minutes

Total time

minutes

A creamy, tangy, and smoky Smashburger Sauce made with mayo, ketchup, mustard, relish, spices, and herbs. Perfect for burgers, fries, and sandwiches, this sauce should be chilled for 30 minutes before serving and stays fresh in the fridge for up to a week.

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Ingredients

½ cup Mayonnaise
2 tbsp Ketchup
1 tbsp Yellow Mustard
1 tsp Pickle Relish
½ tsp Apple Cider Vinegar
½ tsp Smoked Paprika
¼ tsp Garlic Powder
¼ tsp Onion Powder
¼ tsp Cayenne Pepper
1 tsp Honey
1 tsp Fresh Lemon Juice
½ tsp Dried Parsley

Directions

Add all the ingredients to a large icing bowl.
Use a whisk to combine all the ingredients and mix until they are perfectly blended and smooth.
Cover and refrigerate for at least 30 minutes before serving. This helps the flavors meld beautifully.

Recipe Video

Notes

Use it on burgers, sandwiches, fries, onion rings, or even grilled chicken for a flavor-packed upgrade.
The recipe can be easily adjusted by adding more honey for sweetness, extra cayenne for heat, or more relish for tang.
Once prepared, cover and refrigerate for at least 30 minutes to allow the flavors to develop fully. Store in a glass jar or airtight container in the refrigerator for up to 5–7 days for the best taste and freshness.