- In a large pot of boiling salted water, place beets and cook uncovered until tender, 30-40 minutes.
- Remove beets; set aside to cool.
- Strain cooking liquid using a fine strainer; set aside to cool.
- In a large bowl, whisk together 1 1/2 cups of the beet cooking liquid, chicken broth, sour cream, yogurt, sugar, lemon juice, vinegar, 1 tablespoon salt, and pepper.
- Peel cooled beets and cut into small to medium dice.
- Add beets, cucumber, green onions, and dill to soup.
- Cover and chill for at least 4 hours or overnight.
- Season to taste; serve cold with a dollop of sour cream and an extra sprig of fresh dill.
Serves 6.
Approximate Nutrient Analysis per serving (not including salt in cooking liquid or salt to taste; also not including extra sour cream):
270 calories, 16 g fat, 9 g saturated fat, 45 mg cholesterol, 400 mg sodium, 29 g carbohydrate, 5 g fiber, 23 g sugar, 6 g protein