Carrot Cucumber Salad

Name: Carrot-Cucumber Salad
Ingredients: ¼ cup rice vinegar; 2 tablespoons chopped fresh cilantro; 1 tablespoon toasted sesame oil; ¼ teaspoon salt; ⅛ teaspoon chipotle chile powder; ⅛ teaspoon ground pepper; 1 medium cucumber , sliced into ¼-inch half-moons; 2 medium carrots , cut into matchsticks ( 1 cup ); ½ small red onion , thinly sliced ( ½ cup )