Elevate your mushroom soup game with the deep, caramelized flavors of roasted mushrooms. This recipe starts by roasting a variety of mushrooms, such as cremini, shiitake, and portobello, to enhance their natural sweetness and intensify their earthy taste. The roasted mushrooms are then simmered with onions, garlic, and vegetable broth to create a flavorful and hearty soup. The result is a rich and robust soup that will warm you up on a chilly day.