This sweet potato and kale veggie lasagna is a healthy and delicious twist on the classic dish. Thinly sliced sweet potatoes replace the traditional lasagna noodles, adding a natural sweetness and a boost of vitamins and minerals. Sautéed kale adds a pop of color and a dose of antioxidants. The layers of sweet potatoes, kale, and a creamy ricotta cheese mixture are baked to perfection, resulting in a satisfying and nutritious meal.