Sweet and Sour Meatballs

Name: Sweet and Sour Meatballs
Prep time: 5 min
Cook time: 15 min
Total time: 20 min
Cuisine: American, Chinese
Ingredients: ½ cup brown sugar, (loosely packed); ½ cup rice vinegar; ¼ cup ketchup; 1 tablespoon soy sauce; 2¼ cups pineapple juice; 1 tablespoon cornstarch; 25 all-purpose meatballs, (frozen is fine); 2 bell peppers, (chopped (optional)); 1 cup drained small pineapple chunks; 2 tablespoons sliced green onions, (for garnish); rice for serving