Polish pickle soup or zupa ogórkowa(ZOO-pah aw-goorr-KAWV-ah)
- Melt butter in a large pot. Saute onion until translucent, about 3 minutes.
- Add broth, pickles, pickle liquid and potatoes. Bring to a boil, reduce heat and simmer until potatoes are tender, about 20 minutes.
- Blend flour with sour cream. Temper sour cream mixture with a little hot soup. Pour tempered sour cream into hot soup, whisking constantly until it comes to a boil. Reduce heat to low and simmer 3 minutes or until slightly thickened. Adjust seasoning, adding sugar if desired. Note:At this point, the soup can be left chunky or pureed to the velvety consistency of vichyssoise.
- Serve in heated bowls garnished with chopped fresh dill, if desired.