Copycat Subway Sweet Onion Sauce Recipe

Of late, we’ve been sharing a collection of recipes inspired by Subway’s delicious sauces. Subway offers customers the chance to select their own breads, sauces and vegetables making for delicious subway sandwiches.

While our favourite is the honey mustard, we also douse a good amount of Sweet Onion sauce on our subs. The sweet onion sauce is both sweet and tangy. Have this sauce in a sandwich or use it to top salads if you want to be just a little healthier. 

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Sweet Onion Sauce Recipe

A tangy delicious sauce.

Votes: 7
Rating: 3.43
You:

Rate this recipe!

Prep Time

6 minutes

Cook Time

7 minutes

Servings

MetricUS Imperial

Ingredients

• 1 cup granulated sugar
• 1/2 cup cold water
• 1 tbsp red wine vinegar
• 1 tbsp onion flakes
• 2 1/3 tsp dijon mustard
• 2 1/2 tsp mustard powder
• 3/4 tsp celery salt
• 3/4 tsp onion juice
• 3/4 tsp Poppy seeds
• 1/2 tsp onion salt
• 1/4 tsp Garlic Salt
• 1/4 tsp paprika
• 1/3 tsp black pepper
• 2 drops sesame oil

Prep Time 6 minutes Cook Time 7 minutes Servings MetricUS Imperial Ingredients 1 cup granulated sugar 1/2 cup cold water 1 tbsp red wine vinegar 1 tbsp onion flakes 2 1/3 tsp dijon mustard 2 1/2 tsp mustard powder 3/4 tsp celery salt 3/4 tsp onion juice 3/4 tsp Poppy seeds 1/2 tsp onion salt 1/4 tsp Garlic Salt 1/4 tsp paprika 1/3 tsp black pepper 2 drops sesame oil

Votes: 7 Rating: 3.43 You: Rate this recipe!

Instructions

1. Combine all the ingredients in a saucepan.
2. Bring the mixture to a boil and then reduce the heat to simmer.
3. Stir until thick (for about 5 minutes)
4. Take off the stove and allow to cool.
5. Store in the fridge in an airtight container.