These succulent burgers can be customized with any toppings you like. Skip the traditional ones listed below, and sub any of the following for a variety of flavor profiles. For a Korean burger: Top with kimchi, gochujang mayonnaise, and fresh cilantro leaves. For a Mexican burger: Top with avocado, pico de gallo, pepper Jack cheese, and chipotle mayonnaise. For a Southern-inspired burger: Top with fried green tomatoes, chow-chow, and pimiento cheese.