Triple-Herb Cucumber Soup 2 scallions, halved 1 small serrano chile, stemmed and seeded 3 cucumbers, peeled, seeded and quartered 2 cups buttermilk Salt and Pepper 1 cup sour cream 2 Tsp chopped fresh dill 2 Tsp chopped fresh tarragon 2 Tbs chopped or snipped fresh chives, plus more for garnish In food processor, coarsely chop the scallions and chile. Add the cucumbers and pulse until chunky. Transfer the mixture to a large bowl and stir in the buttermilk and 1 cup water. Season to taste with the sour cream and herbs. Refrigerate for about 1 hour.