Cook pasta according to package directions.
In a small bowl, whisk together broth, oil, vinegar, Dijon mustard, thyme, salt and pepper to taste. Add diced chicken, green pepper, and mint.
Drain pasta and add to bowl with dressing and chicken. Toss to combine. Cover with plastic and refrigerate until ready to serve. Top with feta cheese just before serving.
Copyright 2006, Robin Miller, All Rights Reserved