Beef-and-Chicken Fajitas with Peppers and Onions

Ingredients

• 1/4 cup olive oil
• 1 teaspoon grated lime rind
• 2 1/2 tablespoons fresh lime juice
• 2 tablespoons Worcestershire sauce
• 1 1/2 teaspoons ground cumin
• 1 teaspoon salt
• 1/2 teaspoon dried oregano
• 1/2 teaspoon coarsely ground pepper
• 2 cloves garlic, minced
• 1 (14.5 ounce) can low-salt beef broth
• 1 (1 pound) flank steak
• 1 pound skinned and boned chicken breast
• 2 red bell peppers, each cut in 12 wedges
• 2 green bell pepper, each cut in 12 wedges
• 1 large Vidalia or other sweet onion, cut in 16 wedges
• cooking spray
• 16 (6-inch) fat-free flour tortillas
• 1 cup bottled salsa
• 1/4 cup low-fat sour cream
• 1/2 cup chopped fresh cilantro