Peel, and cut sweet potatoes into 1" cubes.
Boil med-high heat until fork tender, approx 10-15 minutes.
Preheat oven to 350F
Transfer to 8x8 baking dish.
Sprinkle the spices on top
Mix water and sugar, and pour this syrop on top.
Evenly drop the butter on top.
Bake 5 minutes, toss to make sure everything is evenly coated, and bake another 10 minutes.
Spoon sauce on top to cover.
Let cool 5-10 minutes to thicken the sauce, and serve.
Store in an airtight container in the refrigerator up to 3 days.The butter will solidify, but melts when reheated.