In a saucepan or Dutch oven add enough water to cover the sweet potatoes. Bring to boiling. Add sweet potatoes. Cover the pan and cook sweet potatoes until fork tender, about 25-30 minutes.

Allow to cool slightly. In a food processor or blender whip sweet potatoes until smooth.

Meanwhile, combine half and half, butter, maple syrup and cinnamon in a small saucepan over low heat. Heat through.

Through chute or opening add butter mixture to sweet potatoes.

Transfer to a baking dish. Cover and keep warm.