Sweet, tangy and glossy – just like your favourite Chinese restaurant sauce.
This 4-Ingredient Chinese Sweet and Sour Sauce is glossy, sweet and tangy – just like the one served at your favourite Chinese restaurant. Made with simple pantry staples and ready in under five minutes, it’s perfect for dipping spring rolls or drizzling over crispy chicken and rice. A small batch goes a long way, and it’s one of those sauces you’ll always want on hand.

This is one of those sauces that instantly lifts whatever you serve it with. It’s the kind of sweet and sour sauce you recognise straight away – familiar, balanced and incredibly moreish – but made at home with just a handful of ingredients.
I love recipes like this because they don’t overcomplicate things. No long ingredient list, no special equipment, just a quick saucepan and a few pantry staples that come together in minutes. Once you’ve made it once, you’ll never need to look it up again.
Why You’ll Love this Sauce
- Just four ingredients that most people already have in the pantry
- Perfect balance of sweet and tangy, without being overpowering
- Glossy, pourable consistency that clings beautifully to food
- Ready in under five minutes from start to finish
- Works as a dipping sauce, drizzle or cooking sauce
It’s simple, reliable and does exactly what a good sweet and sour sauce should do.
What Goes into this Sweet and Sour Sauce
- Tomato sauce (ketchup) – gives the sauce its familiar flavour, colour and body
- Caster sugar – creates sweetness and that glossy finish
- White vinegar – balances everything with clean acidity
- Cornflour – thickens the sauce just enough so it coats, not pools
A little water brings everything together and helps control the consistency.


Tips for the Perfect Sweet and Sour Sauce
The key to a great sweet and sour sauce is balance and timing. Make sure the sugar has fully dissolved before adding the cornflour mixture, and whisk continuously once it goes in to avoid lumps. The sauce will thicken quickly as it returns to the boil, so remove it from the heat as soon as it reaches a glossy, pourable consistency. If it thickens too much as it cools, simply whisk in a tablespoon of warm water to loosen it.
How to Use Sweet and Sour Sauce
This sauce is incredibly versatile and works far beyond just dipping.
- Serve with spring rolls, prawn toast, dim sims or wontons
- Drizzle over crispy chicken or prawns with steamed rice
- Toss through stir-fried vegetables, pork or tofu
- Add to rice bowls or noodle bowls for a sweet-tangy finish
- Use as a dipping sauce for nuggets or tenders
It’s one of those sauces that earns its place in the fridge.
Storage
Allow the sauce to cool completely, then store in an airtight container in the fridge for up to 3 days. The sauce will thicken slightly as it sits – simply stir before using.


This 4-Ingredient Chinese Sweet and Sour Sauce proves that big flavour doesn’t need a long ingredient list. Quick to make, endlessly versatile and full of familiar sweet-tangy goodness, it’s the kind of recipe you’ll reach for whenever you need a reliable sauce in a hurry.
More Recipes You’ll Love:
- The Best Dumpling Sauce (4 Ingredients)
- Chinese Ham and Chicken Rolls (Cheats Version!)
- Crispy Prawn Balls
- Prawn Toast (Shrimp Toast)
- Restaurant-Style Sweet and Sour Pork (Extra Crispy!)

4-Ingredient Chinese Sweet and Sour Sauce
Ingredients
CORNFLOUR MIX
- 2 teaspoons cornflour
- 1 tablespoon water
- 2 tablespoons tomato sauce (or Ketchup)
SAUCE INGREDIENTS
- ½ cup caster sugar
- ¼ cup white vinegar
- ¼ cup water
Instructions
MAKE THE CORNFLOUR MIX
- In a small bowl, mix the cornflour with 1 tablespoon of water to form a smooth slurry. Whisk in the tomato sauce until well combined and set aside.
MAKE THE SAUCE
- Place the caster sugar, white vinegar and water into a small saucepan. Bring to a gentle boil over medium heat, stirring until the sugar has fully dissolved.
- Once boiling, quickly whisk in the cornflour mixture. Continue whisking until the sauce thickens and becomes glossy, then remove from the heat immediately.
- Allow the sauce to cool to room temperature before serving or can be served hot or warm. Store leftovers in an airtight container in the fridge for up to 3 days.
Notes
- COOKS NOTES:
Oven Temps: Oven temperatures are for conventional, if using fan-forced (convection), reduce the temperature by 20˚C.
Measurements: We use Australian tablespoons and cups: 1 teaspoon = 5 ml, 1 tablespoon = 20 ml & 1 cup = 250 ml.
Herbs: All herbs are fresh (unless specified) and cups are lightly packed.
Vegetables: All vegetables are medium size and peeled, unless specified.
Eggs: We use extra-large size and eggs are 55-60 g each, unless specified.





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