Chinese Imperial Palace Sweet and Sour Sauce Ingredients: 1/3 C. White Vinegar 1 C. Water 2/3 C. Sugar dash of Salt dash of MSG dash of White Pepper dash of Tabasco Preparation: Cook over medium heat and add: 1 Tbsp. Cornstarch combined with 2 Tbsp. Water 1/2 Tsp. Worcestershire Sauce Cook until it is bubbly and thick. Remove from stove and add 2 Tbsp. ketchup. This will stay good in the refrigerator for about a week.