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Instructions:
- Mix Ingredients: In a small saucepan, combine sugar, vinegar, water, and cornstarch. Stir until smooth.
- Add Seasonings: Stir in minced onion, Dijon mustard, garlic powder, celery salt, onion powder, poppy seeds, and black pepper.
- Heat the Mixture: Cook over medium heat, stirring constantly, until the sauce thickens and reaches a syrup-like consistency (about 5-7 minutes).
- Cool and Store: Remove from heat and allow to cool. Transfer to an airtight container and refrigerate for at least an hour to enhance flavors.
Serving Suggestions:
- Drizzle over your favorite homemade subs.
- Use as a dipping sauce for chicken or fries.
- Add to salads for a tangy twist.
Enjoy your homemade Subway Sweet Onion sauce that’s just as delicious as the original!
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