How to Make Subway’s Sweet Onion Sauce at Home: A Simple and Delicious Recipe

 

 

 

 

 

 

 

 

Ingredients:

⅔ cup granulated sugar

½ cup cold water

6 tablespoons white vinegar (or distilled vinegar)

1 ½ tablespoons red wine vinegar

1 tablespoon cornstarch (or arrowroot powder for a gluten-free version)

1 tablespoon minced onion flakes

2 ½ teaspoons Dijon mustard

2 ½ teaspoons mustard powder

¾ teaspoon celery salt

¾ teaspoon fresh onion juice (use a garlic press for easy juicing)

1 teaspoon poppy seeds

½ teaspoon onion powder

¼ teaspoon garlic powder

½ teaspoon salt

⅓ teaspoon paprika

¼ teaspoon black pepper

1–2 drops sesame oil

How to Make Subway’s Sweet Onion Sauce:

Making your favorite Subway sauce at home is easier than you think! This copycat recipe for Subway’s Sweet Onion Sauce will elevate your sandwiches and salads, giving you that signature sweet onion flavor with every bite. Follow this easy homemade sauce recipe to create a deliciously tangy and sweet topping that is perfect for wraps, sandwiches, and salads.

Steps:

1. In a medium-sized pot, whisk together all ingredients over medium-high heat. Bring the mixture to a boil while whisking constantly to prevent clumps.

2. Once it reaches a boil, reduce the heat to low and let it simmer, stirring occasionally. Cook until the mixture thickens—this will take about 5 minutes.

3. Remove the pot from heat and let the sauce cool to room temperature.

4. Transfer the sauce to an airtight container and refrigerate overnight to allow the flavors to meld.

5. The sauce keeps indefinitely if stored in a sealed jar in the fridge.

 

Tips for Storing and Using Your Sweet Onion Sauce:

Keep the sauce refrigerated in an airtight container to maintain its freshness.

This sauce can be used on grilled chicken sandwiches, vegetarian wraps, or as a topping for salads. It’s the perfect addition to any meal for a burst of flavor!

Why Make Your Own Sweet Onion Sauce? Creating your own homemade sauce recipes offers numerous benefits:

Cost-effective: Making your own sauce at home is not only fun but also saves money in the long run.

Customizable: Adjust the sweetness or tanginess to match your taste preferences.

Freshness: No preservatives or artificial ingredients—just natural, high-quality ingredients.

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