Watermelon Gazpacho

Name: Watermelon Gazpacho
Ingredients: 6 1/2 pounds tomatoes, cored; 2 pounds seedless watermelon, peeled—2 cups coarsely chopped, 2 cups diced; 2 pounds cucumbers, peeled and seeded—2 cups coarsely chopped, 2 cups diced; 1/4 cup sherry vinegar; 3 tablespoons extra-virgin olive oil; Salt and freshly ground pepper; 6 scallions, thinly sliced; 2 jalapeños, seeded and minced; 1/2 cup chopped cilantro; 1/4 cup fresh lime juice; 1/2 cup minced chives, for garnish