Old-Fashioned Candied Sweet Potatoes

Comforting, sweet, and irresistible, this recipe is straight from grandma’s kitchen and guaranteed to make your next holiday meal a total hit. Some people might pretend they don’t like it, but everyone does. Even the marshmallows. Especially the marshmallows.

skillet with candied sweet potatoes topped with marshmallows.

You don’t have to be a top-tier chef to get this right. It’s straightforward, no fancy ingredients or techniques – a perfect dish to whip up with the kiddos!

Ingredients and Tools You’ll Need

Choose fresh and firm sweet potatoes. You can also use regular marshmallows instead of the mini ones, but I think the mini ones are fun.

ingredients on counter.

This will make 8 servings. If you’re feeding a lot of people for the holidays, you can double or triple the recipe. Just hit the 2x or 3x button in the recipe card at the bottom of this post.

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Equipment

  • Large skillet
  • Baking dish or cast iron pan

Ingredients 

  • 6 medium-sized sweet potatoes peeled and cut Into ½ inch slices
  • 4 tablespoons salted butter
  • 1 cup granulated white sugar
  • 1 cup brown sugar packed
  • 1 tablespoon cinnamon
  • ¼ teaspoon ground nutmeg
  • ½ teaspoon black pepper
  • ½ teaspoon kosher salt
  • 1 ½ cups mini marshmallows

How to Make

Step One: Make the Syrup

First things first, preheat your oven to 350°F (175°C). While the oven’s warming up, get your sweet potatoes ready in a mixing bowl.

Melt the butter in a skillet or wide-bottomed sauce pan. Add your sugars, cinnamon, nutmeg, pepper, and salt to the melted butter. Keep stirring until it’s all nicely mixed and the sugar is fully dissolved.

saucepan with butter, sugar, and brown sugar melted into a syrup.

Step Two: Toss Potatoes

Pour the syrup over your sweet potatoes. Mix it all together so that every single slice is coated.

mixing bowl with sliced sweet potatoes covered in syrup.

Step Three: Bake

Time to bake! Transfer your syrup-coated sweet potatoes into a baking dish or a cast-iron pan. Cover it up with foil and bake for about an hour. You’re looking for tender potatoes and a beautifully thickened sauce.

skillet with sweet potatoes with glaze and marshmallows on top.

Step Four: Add the Topping and Toast

After an hour, remove the dish and top it off with those cute mini marshmallows. Back in the oven for a quick toast – just until they’re golden brown.

cast iron pan with sweet potatoes topped with toasted mini marshmallows.

Storage Instructions

To store, allow your candied sweet potatoes to cool down completely. Then, place them in an airtight container and refrigerate. They’ll be good for up to 4 days.

If you want to freeze them, just remember to hold off on the marshmallows until you’re ready to serve. Freeze in a sealed container and when it’s time to serve, thaw, top with marshmallows, and give a quick bake to heat through and toast the marshmallows.

What to Serve

These are perfect for a classic Christmas or Thanksgiving feast!

wooden scoop serving candied sweet potatoes.

More Delicious Vegetable Recipes

Printable Recipe

close up of sweet potato casserole with browned marshmallows on top.

Old-Fashioned Candied Sweet Potatoes

Katie Shaw
The sweet potato side dish you know and love: cooked in sugar syrup and covered in toasted marshmallows. A classic holiday dish. Makes 8 servings.
5 from 3 votes
Prep Time 15 minutes
Cook Time 1 hour 10 minutes
Total Time 1 hour 25 minutes

Equipment

  • Large skillet
  • Baking dish or cast iron pan

Ingredients
  

  • 6 medium-sized sweet potatoes peeled and cut Into ½ inch slices
  • 4 tablespoons salted butter
  • 1 cup granulated white sugar
  • 1 cup brown sugar packed
  • 1 tablespoon cinnamon
  • ¼ teaspoon ground nutmeg
  • ½ teaspoon black pepper
  • ½ teaspoon kosher salt
  • 1 ½ cups mini marshmallows

Instructions
 

  • Prep. Preheat your oven to 350°F (175°C). Place the prepared sweet potatoes in a large mixing bowl and set aside.
  • Make sugar syrup. In a large skillet, melt the butter over medium heat. Add the sugars, cinnamon, nutmeg, black pepper and salt to the melted butter. Stir until well combined and the sugar has dissolved.
  • Toss potatoes in syrup. Pour the sugar mixture over the sweet potatoes and toss together until they are evenly coated in the sugar mixture.
  • Bake to soften. Transfer the coated sweet potatoes and any remaining sugar mixture on the bottom of the bowl into a baking dish or cast iron pan. Bake, covered with foil, for 50-60 minutes or until the sweet potatoes are tender and the sauce has thickened.
  • Add marshmallows and bake briefly again. Remove the baking dish from the oven and evenly sprinkle the mini marshmallows over the sweet potatoes. Return the baking dish to the oven and bake for an additional 5-10 minutes, or until the marshmallows are golden brown and toasted.

Notes

The more shallow the baking dish, the quicker the potatoes will cook.
Be sure to check for tenderness.  If they are not very soft and fork-tender, bake a few minutes more. 

Nutrition

Calories: 430kcalCarbohydrates: 95gProtein: 3gFat: 6gSaturated Fat: 4gPolyunsaturated Fat: 0.2gMonounsaturated Fat: 1gTrans Fat: 0.2gCholesterol: 15mgSodium: 299mgPotassium: 617mgFiber: 6gSugar: 64gVitamin A: 24226IUVitamin C: 4mgCalcium: 87mgIron: 1mg
Did you make this?Let me know how it went!

Love,

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6 Comments

  1. In the receipe you have 4 tablespoons of butter – but the picture shows 1 stick of butter cut in half. Do we use 4 tablespoons or 8 tablespoons of butter?

  2. 5 stars
    Delicious recipe, Katie!! Took me right back to mom’s kitchen table.

    PS: You may want to edit your ingredients picture to say “sweet potatoes” and not “carrots”. 😉

  3. 5 stars
    A favorite – reminded me of childhood.
    PS: I would change the picture of your ingredients to say “sweet potatoes” instead of “carrots”. : )

5 from 3 votes

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