Easy Sweet and Sour Sauce

By Whisper of Yum
  • Total Time:
    20 minutes
  • Servings:
    32 ounces


  • 2 cups of water
  • 2 inch piece of ginger, peeled and smashed
  • ¾ cup ketchup
  • 2 cup sugar
  • 1¾ cup vinegar
  • 2 tbsp cornstarch
  • 1 tbsp flour


  1. Add ginger to the pan of water and bring to a boil. Boil for 3 minutes.
  2. Reduce flame to medium and add ketchup. Stir well and cook for an additional 2 minutes.
  3. Add sugar and stir until sugar dissolves.
  4. Add vinegar and bring sauce to a boil. Cook for an additional 3-minutes.
  5. Mix cornstarch and flour with 3 tbsps of water. Pour into sweet + sour sauce mixture, a little at a time while mixing with your other hand. Continue adding cornstarch + flour mixture until you reach your desired consistency.
  6. Voila–now you have sweet + sour sauce to accompany your lumpia!

Place sauce in a sterilized bottle and keep in the refrigerator. Sauce will keep for 1-2 weeks.