Place the squash, pears, shallots, ginger and broth in the slow cooker.
Cook on low for 8 hours or high 4 hours, until soft and cooked through, a knife should easily be inserted.
Remove squash from skin and discard the peel.
Stir in coconut milk and nutmeg.
Blend in a blender or using an immersion blender until smooth.
Season with ¼ teaspoon salt and black pepper and garnish with more coconut milk, if desired.
