This Roasted Butternut Squash and Caramelized Onion Pizza is the perfect fall pizza recipe that everyone in the family will love. It is made with a delicious pizza crust and topped with caramelized onion, roasted butternut squash, spinach, a balsamic glaze, and cashew ricotta. It is sweet, savory, and packed with autumnal flavors and is completely plant-based!