These summer chicken burgers are the perfect addition to your grilling repertoire. They're quick and easy to make, ready in just 30 minutes, and are sure to impress your family and friends. The chicken breasts are seasoned with just the right amount of salt and pepper and grilled to perfection, resulting in juicy and flavorful meat. The caramelized onions add a touch of sweetness, while the provolone cheese melts to create a creamy texture. The star of the show, however, is the avocado. It adds a creamy texture and a boost of healthy fats, making these burgers not only delicious but also nutritious. Don't forget to toast the buns for that extra crunch! Serve these burgers at your next backyard barbecue, and enjoy the flavors of summer.