This salad is low in calories and fat but has loads of vibrant flavor. Pair it with your favorite protein.
In a large bowl, whisk together lime juice, fish sauce, and sugar until sugar dissolves. Add mangoes, scallions, cilantro, and mint and toss to coat. Taste and adjust seasoning with additional lime juice, fish sauce, and sugar as desired. Top with chopped peanuts and red-pepper flakes.