Grilled Chicken Panini with Zucchini, Tomato, and Mozzarella

Grilled Chicken Panini with melted mozzarella, grilled zucchini, and tomato slices on sourdough bread

This delicious Grilled Chicken Panini with Zucchini, Tomato, and Mozzarella is a perfect summer meal. Learn how to make this protein-packed sandwich with or without a panini press!