Not Too Sweet, Sweet And Sour Sauce - cooking recipe

Ingredients

6 tablespoons white wine vinegar
4 tablespoons soft brown sugar
2 tablespoons soy sauce
3 -4 tablespoons tomato paste
1/4 teaspoon tamarind paste (optional)
1 cup water
2 tablespoons cornstarch
1 tablespoon sherry wine (optional)

Preparation

Put the vinegar, sugar and soy sauce in a saucepan and place over a low heat; stir until the sugar dissolves.
Stir in the tomato and tamarind pastes then pour in most of the water, reserving a little to mix with the cornstarch; turn up the heat to medium and heat the sauce until nearly boiling, stirring occasionally; remove from the heat.
Mix the cornstarch to a paste with the remaining water and stir into the sauce, add sherry if using then return pan to the heat.
Keep stirring the sauce and heat through until thickened and gently bubbling; serve immediately.