Orzo Chicken Salad with Avocado-Lime Dressing

To prepare salad: In a medium saucepan, cook orzo according to package directions, adding corn during the last 1 minute of cooking; drain. Rinse with cold water to cool quickly; drain well. In a large bowl, combine orzo mixture, chicken, tomatoes, and cilantro. Sprinkle with cheese. Cover and chill for 2 to 24 hours.

Meanwhile, prepare dressing: In a blender or food processor, combine 1 small avocado, seeded, peeled, and cut up; 1/3 cup water; 1/2 teaspoon finely shredded lime peel; 1/4 cup lime juice; 4 cloves garlic, minced; 1/2 teaspoon crushed red pepper; and 1/4 teaspoon salt. Cover and blend or process until smooth. Transfer dressing to a small bowl. Cover and chill for 2 to 24 hours.

To serve, drizzle salad with dressing.