Heat oven to 350ºF. 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 for 15 minutes until marshmallows are soft, but not completely melted. Serves 8 to 10.

Source: "Martha Stewart Living - (www.marthastewart.com)" S(Formatted for MC5): "by Lynn Thomas - Lynn_Thomas@prodigy.net " Per serving: 205 Calories (kcal); 12g Total Fat; (49% calories from fat); trace Protein; 26g Carbohydrate; 31mg Cholesterol; 5mg Sodium Food Exchanges: 0 Grain(Starch); 0 Lean Meat; 0 Vegetable; 0 Fruit; 2 1/2 Fat; 2 Other Carbohydrates Recipe by: Recipe from Jane Heller Converted by MM_Buster v2.0n.