Sweet n Sour Meatballs My Familys Sweet n sour sauce

Ingredients

• 1 pound (454g) ground beef (80/20 blend recommended)
• ½ cup (60g) panko breadcrumbs
• ¼ cup (60ml) milk (whole or 2%)
• 1 large egg, lightly beaten
• 2 tablespoons (30ml) finely chopped onion
• 1 teaspoon (5ml) garlic powder
• ½ teaspoon (2.5ml) salt
• ¼ teaspoon (1.25ml) black pepper
• 2 tablespoons (30ml) vegetable oil, for browning
• 1 tablespoon (15ml) vegetable oil
• ½ cup (100g) chopped onion
• 1 clove garlic, minced
• 1 cup (240ml) chicken broth
• ½ cup (120ml) ketchup
• ¼ cup (60ml) apple cider vinegar
• ¼ cup (50g) packed brown sugar
• 2 tablespoons (30ml) soy sauce (low sodium)
• 2 tablespoons (24g) cornstarch
• 2 tablespoons (30ml) cold water
• Optional: 1 (8 ounce/227g) can pineapple chunks, drained
• Optional: 1 bell pepper (any color), cut into 1-inch pieces
• Optional: 1 tablespoon sesame oil