Combine the blackberries, sugar, water, lemons, cinnamon, and cloves in a saucepan over medium heat. Bring to a boil, reduce to a simmer, and cook for 10 minutes.
2
Remove the cinnamon stick, cloves, and lemons. The lemon slices can be studded with the cloves for easy removal.
3
Purée the soup in a food processor, blender, or food mill and run through a fine strainer.
4
Add yogurt and mix until well blended.
5
Chill thoroughly and adjust the flavoring with additional sugar or lemon juice.
6
Chill thoroughly before serving. Serve in a chilled bowl.
I'd like to try that in summer. Thank you for the recipe.