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Nutrition Snapshot
- About 16 grams of protein in one bowl, from the beans blended into the soup and the yogurt stirred in.
- Black beans and potato make this a high-fiber soup, about 10 grams a bowl, in a form with no skins or lumps left.
- The trade-off: canned beans and broth make this a moderately salty soup even with low-sodium cans. The card shows the amount, and the notes show how to lower it.
Onion, garlic, and cumin cooked in olive oil, then three cans of black beans, a peeled potato, frozen carrots, and low-sodium broth, simmered until the potato is soft. The whole pot is blended for a full two minutes until it is completely smooth, and Greek yogurt is stirred in off the heat for creaminess and protein. A little lime juice at the end wakes it up.
It makes six bowls, keeps four days, and freezes in single portions. Reheated gently and stirred, it comes back to the same texture.
Why Blending the Beans In Keeps the Protein in a Pureed Soup
Most pureed soups are vegetables and broth blended together, and they are thin on protein: a bowl of blended carrot or squash soup carries two or three grams. For someone eating pureed food for weeks, meal after meal like that adds up to lost weight and lost strength, and it is one reason people on texture-modified food so often become undernourished.
The fix is to put the protein into the soup before it is blended, so that it becomes part of the puree rather than a topping that has to be left off. Beans are the easiest protein to do this with. They blend completely smooth, they thicken the soup on their own, and three cans in a pot put most of the protein into every bowl.
The yogurt stirred in at the end adds the rest and makes the texture creamy.
The Same Idea Works for Other Soups
Any vegetable soup can be built this way: a can of white beans blended into a cauliflower soup, silken tofu into a tomato soup, cooked chicken blended into a squash soup. Why pureed meals fall short on protein and how to fix it in other dishes is in Soft and Pureed Without Losing the Protein.
Getting a Level 4 Texture From a Soup
This soup is written to IDDSI Level 4, the pureed level of a standard texture scale used by speech therapists and hospitals. Level 4 food holds its shape on a spoon, does not run off when the spoon is tilted, and has no lumps, skins, or seeds. A thin soup does not qualify; this one is blended thick, closer to a smooth bean dip than a broth.
Two checks: a spoonful tilted should slide off slowly in one piece, and a fork pressed in should leave a clear mark. If it runs, blend in another half cup of beans or a little more cooked potato. If it will not spread, add broth a tablespoon at a time.
A speech therapist or care team sets the level for each person, so check the finished soup against their instructions, and blend for the full two minutes so no bean skin remains.
Flavor Without Sharp Edges
Pureed food lives or dies on seasoning. The cumin, garlic, and onion give this soup depth, and the lime at the end gives it brightness. For someone with a sore mouth, leave out the lime and any pepper, and the soup is still good. A spoon of the yogurt on top adds a little more protein and a second color.
Blended Black Bean and Potato Soup
Ingredients
Equipment
Method
- Cook the onion in the olive oil in a large pot over medium heat until soft, about 6 minutes. Add the garlic and cumin and stir 1 minute.
- Add the beans, potato, carrots, broth, and 1/2 teaspoon salt. Bring to a boil, then simmer until the potato is very soft, about 15 minutes.
- Blend until completely smooth, a full 2 minutes, either in a blender in two batches (fill it no more than half full with hot soup) or in the pot with an immersion blender. No bean skins should remain.
- Off the heat, stir in the Greek yogurt and the lime juice. Taste for salt.
- Check the texture: a spoonful tilted should slide off slowly in one piece, and a fork pressed in should leave a clear mark. Blend in more beans if it runs; add broth by the tablespoon if it will not spread.
- Serve warm. Keeps 4 days refrigerated or 3 months frozen in single portions; reheat gently, stir, and recheck the texture.
Nutrition
Notes
Tried this recipe?
Let us know how it was!Gluten Free
Beans, potato, carrots, onion, garlic, cumin, yogurt, and lime are naturally free of gluten, and the soup is thickened by the beans and potato rather than flour. For people with celiac disease, check the broth, since some list wheat or barley-derived flavorings, and the canned beans for wheat-based thickeners. Pure ground cumin lists only cumin. People who avoid gluten by preference can use any broth.
Go deeper
- Soft and Pureed Without Losing the Protein (food.nutriscape.net)
- Aging Adults (nutriscape.net)
- Fiber and Prebiotics (supplement-sciences)
