Preheat the oven to 400 degrees F. Lightly spray a casserole pan, set aside.
Peel butternut squash, remove the ends and discard. Cut the butternut squash into 1/2-inch cubes and place in the prepared pan.
Combine the vegan butter, maple syrup, ginger, vanilla, cinnamon, and salt in a medium pot over medium heat until the vegan butter has melted.
Pour the sauce over the butternut squash cubes and toss to coat. Cover the baking pan with parchment paper followed by foil.
Bake for 45 minutes or until butternut squash cubes is tender, turning halfway.
Remove the foil paper and parchment