Borscht is a sour soup common in Eastern Europe.
It is a common dish of Ukrainian cuisine, made with beetroots as the main ingredient.
Pinot Noir (World)
Beaujolais (France)
Dolcetto (Italy)
Pinot Gris (France)
Gewürztraminer (France)
Prosecco (Italy)
Cava (Spain)
Sekt (Germany)
Champagne (France)
Beetroot Soup needs bright fruit (cherry/raspberry/strawberry) to pick up on the soups's sweetness.
Food friendly and fruity wines like Pinot Noir, Beaujolais, or Dolcetto will do the job.
On the white side, both a Pinot Gris and a Gewürztraminer will bring out the flavors of the soup.