17 Peas
The humble pea, eaten straight out of the pod, bought frozen or cooked, or dried and made into split-pea soup, is a tasty, versatile, and inexpensive fiber source. One cup of split peas boasts 16.3 grams of fiber, and a cup of frozen peas contains a not-too-shabby 8.8 grams after cooking.
Try this recipe: Campanelle With Summer Vegetables