Orzo Salad with Corn, Green Beans and Tomatoes

Bahan-bahan (8 porsi)

• 1 pound green beans, (rinsed & trimmed)
• 1½ cups (8 ounces) dried orzo pasta
• 3 ears fresh white corn
• ½ cup white wine vinegar
• ½ cup extra-virgin olive oil
• ½ cup minced shallots
• 2 tablespoons Dijon mustard
• 2 tablespoons minced fresh tarragon
• 2 cups cherry tomatoes, (rinsed, stemmed & halved)