This lentil and vegetable shepherd's pie is a healthy and delicious twist on the classic comfort food. The lentils and vegetables are cooked in a savory tomato sauce and topped with mashed sweet potatoes. Lentils are a great source of protein and fiber, while vegetables add a variety of vitamins and minerals. Sweet potatoes are also packed with vitamins and minerals, making this dish a great way to get your daily dose of nutrients. This dish is vegan and gluten-free, making it a great option for those with dietary restrictions.