Beans for Iron UncategorizedBean Bulletin, Health Beans are packed with iron and are among the richest sources of this nutrient. You can boost absorption of iron from beans by pairing them with vitamin C-rich foods like citrus fruits, leafy greens, potatoes, and peppers. Here are five ways to ensure that you’re making good use of the iron in beans: Cook beans in tomato sauce Add a bag of fresh or frozen spinach to a pot of bean soup Add chopped red and green pepper to cooked or canned beans and flavor with any salad dressing Add pineapple chunks to baked beans Top a baked potato with cooked black beans and season with spicy salsa