Sweet And Sour Sauce

2 1/2 tablespoon kalamansi juice
3 tablespoon sugar
1 1/2 tablespoons soy sauce
1/2 teaspoon salt
4 teaspoons flour blended with 1 cup water

Combine kalamansi juice, sugar and soy sauce.
Bring to a boil.
Add flour blended with water and stir until mixture thickens.
Cook over low fire for 1 minute.