- 2 cups mashed sweet potatoes
- 1/4 cup milk, or as needed
- 1/2 cup maple syrup
- 1/4 cup butter
- Preheat oven to 350 degrees F (175 degrees C). Grease a 9×12-inch baking dish.
- Mash sweet potatoes in a bowl with milk, adding the milk a little at a time until potatoes are the desired consistency. Spread sweet potatoes into the prepared baking dish.
- Bring maple syrup and butter to a boil in a saucepan and pour the boiling syrup mixture over the sweet potatoes.
- Bake in the preheated oven until the sweet potatoes are hot and the topping has begun to cook into a sticky caramel, 20 to 30 minutes.