Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/2  cup           rice vinegar
     1/4  cup           sugar
   2      tablespoons   plum sauce
   1      tablespoon    thai fish sauce
   1      tablespoon    fresh lime or lemon juice
   2      teaspoons     tomato paste
   1      teaspoon      minced garlic
     1/2  teaspoon      minced serrano chili
     1/2  teaspoon      ground red chili paste
     1/2  teaspoon      sweet paprika
     1/2  teaspoon      salt
     1/2  teaspoon      all-purpose flour -- mixed
   1      tablespoon    cold water

Preparation:

Combine all ingredients and 1/2 c water in a small saucepan, and bring to a boil. Reduce heat and simmer for 4 minutes. Let cool. Will keep in refrigerator for 3 days.