Portuguese Sweet Potato Soup

1. Soak the beans for 12 hours in water with the vinegar.
2. Place the beans in a pan together with the chopped onion, crushed garlic, water and lard/vegetable shortening and cook until tender.
3. Add the olive oil, slices of pumpkin and chopped sweet potatoes and continue to simmer until vegetables are tender.
4. Remove the pumpkin, peel it, chop it and add it back to the soup.
5. Puree everything using a kitchen hand blender and season with salt and pepper to taste.

Recipe & Photo Credit: easyportugueserecipes.com