2 cups Earthbound Farm Organic Seedless Grapes (cut in half lengthwise)
1 crisp Earthbound Farm Organic Apple, such as Gala or Fuji (cut into 1/2-inch dice (no need to peel))
1 ripe Earthbound Farm Organic Pear (cut into 1/2-inch dice (no need to peel))
1/2 cup thinly sliced Earthbound Farm Organic Celery or Celery Hearts
1/2 cup toasted walnut or pecan halves
4 Belgian endives (trimmed)
1 tablespoon cider vinegar
1 teaspoon Sugar
1/4 cup sour cream
1/4 cup buttermilk
  grated zest of 1 lemon
1 1/2 tablespoons chopped fresh tarragon
  Salt and freshly ground pepper (to taste)