Original version from Barbara Chau, Livermore, CA. 443-4522 Sweet and Sour Sauce 2 .piecas whole pineapple, diced 1 small green pepper, cut into small pieces 1/2 cup pineapple juice 2 tbsp cornstarch 1/4 cup vinegar 1 1/3 cup water 2 tbsp sugar 1/8 tsp salt 1/4 cup catsup 1 tbsp cooking oil 1. Mix pineapple juice, cornstarch, vinegar; water, sugar, and salt 2; Heat oil and fry the green pepper for a minute. or two. Add pineapple. 3. Add pineapple juice mixture, bring to a boil, then add the catsup. Remove from heat. ( just ok )