01 -
In a large mixing bowl, thoroughly blend ground beef, breadcrumbs, eggs, garlic powder, onion powder, salt, and black pepper until the mixture is cohesive.
02 -
Portion the mixture and form into uniform 1-inch balls, placing them on a clean plate.
03 -
Heat vegetable oil in a large skillet over medium heat. Arrange meatballs in a single layer and brown on all sides, working in batches to avoid crowding. Transfer browned meatballs to a plate; they do not need to be fully cooked at this stage.
04 -
In a medium saucepan over medium heat, combine pineapple juice, brown sugar, soy sauce, ketchup, and vinegar. Bring mixture to a simmer, stirring to dissolve the sugar.
05 -
Slowly stir in the cornstarch and cold water slurry. Continue to cook, stirring constantly, until the sauce thickens and becomes glossy, approximately 2 to 3 minutes.
06 -
Arrange the browned meatballs in a large baking dish or return them to the skillet. Distribute chopped green and red bell peppers along with pineapple chunks over the meatballs. Evenly pour the sweet and sour sauce on top.
07 -
Cover the dish securely with aluminum foil and bake in a preheated oven at 350°F for 25 to 30 minutes or until meatballs are fully cooked through and vegetables are tender.
08 -
Present the meatballs hot, accompanied by steamed white rice or egg noodles, as desired.