Ingredients

2 forty-ounce cans sweet potatoes in heavy syrup, drained

8 tablespoons (1 stick) unsalted butter, cut into 8 pieces

1 twenty-ounce can crushed pineapple

1 cup maple syrup

1 package of large marshmallows, (10-ounces)

Preparation

Preheat oven to 350 degrees. Place sweet potatoes, butter, pineapple, and maple syrup in a 9-by-13-inch glass baking dish. Combine well, using a potato masher. Place in oven, and bake until bubbling, about 45 minutes. Top with marshmallows, and continue to bake until marshmallows are soft but not completely melted, about 15 minutes.