Savor the rich and savory flavors of tofu and eggplant stir-fried in a delicious black bean garlic sauce. The tofu is first marinated in a mixture of soy sauce, sesame oil, and cornstarch to enhance its flavor and texture. The eggplant is then stir-fried until tender and combined with the marinated tofu and a flavorful black bean garlic sauce. Serve this dish over steamed rice for a satisfying and wholesome vegetarian meal.