Sweet and Sour Sauce Fish

Name: Sweet and Sour Sauce Fish
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: Asian, Chinese
Ingredients: 4 4 ounces each tilapia fillets, cut into 2-inch pieces; 2 tablespoons soy sauce; 1 cup flour; salt and pepper to taste; 1 egg (well beaten); oil; 1/2 small yellow bell pepper (cut into cubes); 1/2 small red bell pepper (cut into cubes); 1 small onion (peeled and sliced thinly); 1 cup pineapple juice; ½ cup rice vinegar; ¼ cup ketchup; ½ cup brown sugar; 1 teaspoon salt; 1 tablespoon cornstarch