This Baby Kale Goat Cheese & Red Onion Tart is a delicious and savory dish that combines the flavors of baby kale, creamy goat cheese, and caramelized red onions. The tart is made with a flaky pastry crust and topped with a mixture of sautéed baby kale, crumbled goat cheese, and sweet red onions. It is the perfect appetizer or light lunch option, and can be served warm or at room temperature.