Preheat oven to 400˚ F and line a baking sheet with parchment paper.
In a large bowl, whisk together the tahini, soy sauce, lime juice, maple syrup, garlic and ginger. Add butternut squash and stir to coat.
Spread squash onto baking sheet and season with salt and pepper.
Bake for 25 - 30 minutes, or until squash is tender.
Remove from oven and transfer to a serving dish.
Top with cilantro before serving.