2 tbsp chili powder
1 tsp salt
1/2 tsp ground black pepper
3 to 3 1/2 pounds meaty chicken pieces (breast halves, thighs, and drumsticks), skinned
1 medium zucchini or yellow summer squash, halved lengthwise and cut into 1-inch pieces
1 medium onion, cut into wedges
1/4 cup reduced sodium chicken broth
1/4 cup lime juice
1/4 cup lemon juice
2 cloves garlic, minced