Green Grape and Almond Gazpacho

Name: Green Grape and Almond Gazpacho
Ingredients: 2 pounds (5 1/2 cups) seedless green grapes; 1 small cucumber, peeled, seeded and chopped (about 1 cup chopped); 2 scallions, chopped (about 1 cup chopped); 3 ounces cream cheese, softened; 1/2 cup plain yogurt; 1/4 cup toasted almonds (I used whole almonds); 1/4 cup rice vinegar; 1/4 cup buttermilk; 2 tablespoons extra-virgin olive oil; 1/2 teaspoon kosher salt; 1/4 teaspoon ground white pepper; 1/2 teaspoon ground cayenne pepper (I used ground arbol chile powder); 2 large dill sprigs, minced for garnish