Garlicky Chicken Casserole Recipe Type: Entree Ingredients 4 (5-ounce) chicken breasts, boneless and skinless 2 cups no-salt-added chicken broth 1 medium red onion, diced 2 1/2 red bell peppers, chopped 2 zucchini, sliced 8 garlic cloves, minced 12 black olives, sliced or chopped 2 (8-ounce) cans low-sodium tomato sauce Juice of 1 lemon Handful of