Mashed Sweet Potatoes in the Slow Cooker

Spray the inside of a slow cooker with cooking spray.

Place cubed sweet potatoes in the slow cooker. Add butter and water.

Cook until sweet potatoes are soft when pricked with a fork, 4 hours on Low or 2 hours on High. Turn slow cooker off. Add maple syrup, brown sugar, heavy cream, maple extract, cinnamon, nutmeg and salt to the slow cooker and blend with an immersion blender. Garnish with mini marshmallows.