This can also be made with other leafy greens such as kale, broccoli rabe, baby spinach, or escarole. Substitute great northern beans for cannellini beans, too. Instead of sherry vinegar, use red wine or red wine vinegar. It's all good.
Nutritional information is provided as a courtesy and is an estimate only. This information comes from online calculators. Although attempts have been made to provide accurate nutritional information, these figures are only estimates.