Homemade Sweet And Sour Sauce

20 oz pineapple chunks with juice
3/4 cup of water
1/4 cup Rice vinegar 
1/4 cup brown sugar
1/4 cup catsup
1 TBS Soy Sauce
2 tsp worcestershire sauce
2 TBS corn starch 
2 TBS water

1 Stir pineapple chunks with juice,3/4 cup water, rice vinegar, catsup, brown sugar, soy sauce, worcestershire sauce together in a sauce pan; bring to a boil, reduce heat to low and let simmer until pineapple is tender,about 20 mins. 

2 Poor Mixture into blender no more than half full.  Cover and hold lid down; pulse a few times before leaving on to blend. return mixture to saucepan and return to a simmer. 

3 whisk corn starch and 2 TBS water together in a bowl until smooth; Stir into the sauce. Increase heat to medium. Cook and stir until sauce is thick, 2-3 minutes.