Purple black beans, golden sweet corn and diced red and green bell pepper make a colorful medley in this easy salad. Make it ahead and refrigerate; it keeps up to 5 days.
This recipe is an excellent source of fiber, protein, vitamin B6, vitamin B12, selenium and zinc; and a good source of niacin and iron. It is also high in fat and sodium and may not be a good choice for many restricted diets.