Burgers, Copycat

IN-N-OUT Burger Sauce

Welcome to this journey of enhancing your burger experience with a smoky twist inspired by the legendary IN-N-OUT Burger Sauce. We’ll be channeling the vibes of Smokin’ and Grillin’ Wit AB, infusing the sauce with a delightful smokiness that will elevate your burger game to a whole new level.

  • 1/2 cup mayonnaise (reduced fat or regular)
  • 3 tablespoons ketchup
  • 1 teaspoon yellow mustard
  • 1 teaspoon white vinegar
  • 2 1/2 tablespoons sweet pickle relish
  • Dash of salt
  • Dash of black pepper
  • 1 teaspoon liquid smoke (adjust to taste for smokiness)


Mixing the Base: Start by combining the mayonnaise, ketchup, yellow mustard, white vinegar, and sweet pickle relish in a bowl. This forms the base of our smoky sauce.

Balancing Act: Achieve the perfect balance of flavors by adding a dash of salt and black pepper. Adjust these seasonings according to your taste preferences.

Introducing the Smoky Element: Here comes the game-changer – the liquid smoke. Add 1 teaspoon to the mix and give it a good stir. Feel free to adjust the amount based on your desired level of smokiness.

Marrying the Flavors: Allow the sauce to rest in the refrigerator for at least 30 minutes. This downtime lets the flavors meld together, creating a harmonious blend that will dance on your taste buds.

In the spirit of Smokin’ and Grillin’ Wit AB, we’ve unlocked the secrets to creating a Smoky IN-N-OUT Burger Sauce that will undoubtedly steal the spotlight at your next barbecue. With a perfect balance of classic IN-N-OUT flavors and a smoky twist, this sauce is a culinary masterpiece that deserves a place in your recipe repertoire.

Savor the flavor, embrace the smokiness, and let your taste buds rejoice in the symphony of ingredients inspired by the culinary genius of Smokin’ and Grillin’ Wit AB. It’s time to elevate your burger game and create unforgettable moments around the grill with this Smoky IN-N-OUT Burger Sauce. Happy grilling!

Recipe Card

IN-N-OUT Burger Sauce

4.5 from 1 vote
Prep Time 3 mins Cook Time 30 mins Total Time 33 mins
Difficulty: Beginner Servings: 12



  1. In a bowl, combine mayonnaise, ketchup, yellow mustard, white vinegar, and sweet pickle relish.

  2. Mix well until all the ingredients are thoroughly combined.

  3. Add a dash of salt and black pepper to taste. Adjust the seasoning according to your preference.

  4. For a smoky flavor, add 1 teaspoon of liquid smoke to the sauce. You can adjust the amount based on how smoky you want it. Mix well.

  5. Once all the ingredients are well incorporated, refrigerate the sauce for at least 30 minutes before serving. This helps the flavors meld together.

  6. Use the Smoky IN-N-OUT Burger Sauce on your favorite burgers or as a dipping sauce for fries. Enjoy the smoky and savory goodness!

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Hey family,

My name is Aaron Brown. You can call me “A.B.”

My mission is to help you level up the process of making your favorite mealswith my video tutorials and recipe guides,plus my tried-and-true spices, cookware, and more that make every meal special.

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