Pineapple Beef Stir-Fry is a delicious and flavorful dish that combines tender beef, sweet pineapple chunks, and crisp vegetables. The beef is marinated in a savory sauce and stir-fried with garlic, ginger, and onions. The addition of pineapple adds a tangy and refreshing twist to the dish. This stir-fry is quick and easy to make, perfect for a weeknight dinner. Serve it over steamed rice for a complete and satisfying meal.