Chicken Skewers With Fresh Herb Vinaigrette And Feta

Name: Chicken Skewers With Fresh Herb Vinaigrette And Feta
Ingredients: 1 1/4 pounds skinless, boneless chicken breast halves, cut into 1 1/2-inch pieces; 16 yellow baby pattypan squash (about 1 pound); 1 large red onion, cut into 1 1/2-inch pieces; 8 small tomatillos, halved (about 1/2 pound); 3 tablespoons extra-virgin olive oil; Salt and freshly ground pepper; 3 tablespoons chopped mint; 2 tablespoons chopped flat-leaf parsley; 1 garlic clove, minced; 1 tablespoon red wine vinegar; 1 ounce crumbled feta cheese