2 english seedless cucumbers, peeled and sliced thin |
1 sweet onion, thinly sliced |
1/4 cup low-fat sour cream |
2 tablespoons white wine vinegar |
1 tablespoon horseradish cream |
1 -2 teaspoon sugar |
2 tablespoons fresh dill, coarsely chopped |
1 tablespoon fresh chives, snipped |
sea salt |
whole radicchio, leaves (optional) |