Roast yams at 400°F until tender and caramelized (30–40 minutes).
While the yams are roasting, toss chickpeas with spices and roast 20–25 minutes until slightly crisp.
In a separate bowl, combine mango slaw ingredients, toss and chill.
In another small bowl, whisk coconut cream mixture until smooth and seasoned.
When yams are cool enough to touch, cut in half and fluff the cooked yam. Fill/top the split yams with spiced chickpeas chickpeas, top with mango slaw, and finish with coconut-lime cream.