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Top view of horseradish mustard in a small dish on a white background.

Burger King Zesty Sauce: Copycat Recipe

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  • Author: Bobbie Morris
  • Total Time: 10 minutes
  • Yield: 8 1x


Serve this Copycat Burger King Zesty Sauce with your favorite dishes like burgers, fries, or chicken nuggets. Enjoy your homemade version of this classic fast-food condiment!


Units Scale
  • 1/2 cup mayonnaise
  • 1 teaspoon yellow mustard
  • 2 teaspoons ketchup
  • 2 teaspoons prepared horseradish
  • 1 teaspoon lemon juice
  • 1/2 teaspoon white vinegar
  • 1/4 teaspoon salt
  • 1/4 teaspoon granulated sugar
  • 1 teaspoon cayenne pepper
  • 3 drops soy sauce


  1. In a mixing bowl, combine the mayonnaise, yellow mustard, ketchup, prepared horseradish, lemon juice, white vinegar, salt, and sugar. Mix well until all ingredients are fully incorporated.

  2. Add the cayenne pepper to the mixture. Adjust the amount according to your desired level of spiciness. Mix thoroughly to evenly distribute the cayenne pepper throughout the sauce.

  3. Finally, add the soy sauce to the mixture. The soy sauce adds depth of flavor and richness to the sauce. Mix well to incorporate the soy sauce evenly into the sauce.

  4. Taste the sauce and adjust the seasoning if necessary. You can add more salt, sugar, or cayenne pepper according to your preference.

  5. Store it in the refrigerator for at least 30 minutes before serving to allow the flavors to meld together.
  • Prep Time: 10