Watermelon Gazpacho

Name: Watermelon Gazpacho
Ingredients: 4 cups seedless watermelon (cube 1 cup into 1/2-inch pieces); 2 tablespoons fresh lime juice; 1 tablespoon lime zest; 1 teaspoon salt or more to taste; 1 to 2 cloves minced garlic; 1 cup ripe tomato, cubed into 1/2-inch pieces; 1 cup peeled or unpeeled seedless cucumber , cut into 1/2-inch pieces; 1/2 cup sweet yellow or orange pepper, cubed into 1/2-inch pieces; 3 tablespoons minced red onion; 1 tablespoon balsamic or red-wine vinegar; 1/4 cup extra-virgin olive oil; Optional: 1 tablespoon finely chopped seeded jalapeno pepper; Pepper to taste; 2 tablespoons minced cilantro or dill or parsley; Pinch sugar