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Subway Sweet Onion Sauce Recipe

This sweet and tangy sauce perfectly complements sandwiches and salads, just like the famous Subway version. Easy to make at home, you can enjoy a fresh batch to enhance your favorite meals.
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Prep Time 10 minutes
Total Time 10 minutes
Course condiment
Cuisine American
Servings 4 People
Calories 45 kcal

Equipment

  • 1 mixing bowl
  • 1 whisk or spoon
  • 1 measuring cups
  • 1 measuring spoons
  • 1 storage container or jar with lid

Ingredients
  

  • 1/2 cup mayonnaise
  • 1/4 cup apple cider vinegar
  • 1/4 cup granulated sugar
  • 2 tablespoons Dijon mustard
  • 1 teaspoon onion powder
  • 1 teaspoon garlic powder
  • 1/2 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/4 teaspoon paprika
  • 1/4 teaspoon cayenne pepper optional, for heat

Instructions
 

  • In a mixing bowl, combine the mayonnaise and apple cider vinegar. Whisk until they are well combined and smooth.
  • Add the granulated sugar, Dijon mustard, onion powder, garlic powder, salt, black pepper, paprika, and cayenne pepper (if using) to the mayonnaise mixture.
  • Whisk everything together until the mixture is uniform and smooth.
  • Taste the sauce and adjust seasoning if necessary. Add more sugar for sweetness or more vinegar for tanginess according to your preference.
  • Transfer the sauce to a storage container or jar with a lid.
  • Refrigerate the sauce for at least 30 minutes before using. This allows the flavors to meld together.
  • Serve the sauce drizzled over sandwiches, salads, or as a dipping sauce.

Notes

The sauce will keep in the refrigerator for up to 1 week in an airtight container.
You can adjust the sweetness or tanginess based on personal preference by modifying the amount of sugar or vinegar.
This sauce works well as a marinade for chicken or vegetables too.