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Sweet Potato Pie with Marshmallow Topping Recipe

Sweet Potato Pie with Marshmallow Topping Recipe

4.8 from 12 reviews

This Sweet Potato Pie with Marshmallow Topping combines a smooth, spiced sweet potato filling with a flaky buttery crust and a fluffy marshmallow meringue finish. Perfectly balanced with warm spices like cinnamon, nutmeg, and ginger, and enhanced with a splash of bourbon, this classic Southern dessert is a comforting treat for any occasion.

Ingredients

Scale

Pie Crust and Egg Wash

  • 1 unbaked Flaky Pie Crust or All Butter Pie Crust
  • 1 large egg beaten with 1 Tablespoon (15ml) milk or heavy cream (egg wash)

Sweet Potato Filling

  • 1.5 lbs sweet potatoes (2 medium/large)
  • 6 Tablespoons (85g) unsalted butter, super soft
  • 2/3 cup (135g) packed dark brown sugar
  • 1/2 cup (120ml) heavy cream
  • 1/4 cup (60ml) bourbon
  • 1 large egg + 2 large egg yolks
  • 1 Tablespoon (8g) all-purpose flour
  • 1 teaspoon pure vanilla extract
  • 1 teaspoon ground cinnamon
  • 1/2 teaspoon ground nutmeg
  • 1/2 teaspoon ground ginger
  • 1/4 teaspoon ground cloves
  • 1/8 teaspoon salt

Marshmallow Meringue Topping

  • 2 large egg whites
  • 1/2 cup (100g) granulated sugar
  • 1/4 teaspoon cream of tartar
  • 1/2 teaspoon pure vanilla extract

Instructions

  1. Prepare Pie Dough: Make your pie dough the night before to allow it to chill in the refrigerator for at least 2 hours before rolling out, ensuring a flaky crust.
  2. Boil Sweet Potatoes: Place sweet potatoes in a large saucepan, cover with water and bring to a boil. Cook for 45-50 minutes until very soft.
  3. Roll Out Pie Crust: On a floured surface, roll out chilled dough into a 12-inch circle and carefully fit into a 9-inch pie dish. Fold excess dough over the edges creating a thick rim and crimp or flute the edges. Brush edges with egg wash and chill for 15 minutes.
  4. Preheat Oven: Set the oven to 350°F (177°C) while preparing the filling.
  5. Peel and Cube Potatoes: Drain the potatoes, cool under cold water, peel off skins, and cut into large chunks.
  6. Mix Filling: Beat the sweet potatoes in a mixer or blender until smooth. Add butter, brown sugar, heavy cream, bourbon, egg and yolks, flour, vanilla, spices, and salt. Blend on high until fully combined and smooth. Pour the filling into the chilled pie crust.
  7. Bake Pie: Bake for 55-60 minutes until the center is slightly jiggly and a toothpick comes out mostly clean. Shield crust edges with foil if browning too fast.
  8. Cool Pie: Remove pie from oven and cool completely on a wire rack for at least 2 hours to let the filling set and sink slightly.
  9. Prepare Marshmallow Meringue: In a heatproof bowl over simmering water, whisk egg whites, sugar, and cream of tartar constantly until sugar dissolves and temperature reaches 160°F (71°C). Remove from heat, add vanilla, and beat with a mixer on high speed until stiff, glossy peaks form (about 5 minutes).
  10. Top Pie: Spread the marshmallow meringue over the cooled pie evenly. Optionally, toast with a kitchen torch or under a broiler briefly for a golden finish.
  11. Serve or Store: Serve immediately or keep uncovered at room temperature or refrigerated for up to 8 hours before serving. Leftovers can be covered and stored at room temperature for 1 day or refrigerated up to 5 days.

Notes

  • Use dark brown sugar for a richer, deeper flavor in the filling.
  • Bourbon is optional but adds a wonderful depth and warmth to the filling.
  • Make the pie dough the night before to ensure better texture and handleability.
  • To prevent the crust edges from overbaking, use foil or a pie crust shield during baking.
  • The marshmallow topping can be toasted with a kitchen torch or very briefly under a hot broiler watch carefully to avoid burning.
  • If you prefer a less sweet topping, you can reduce the granulated sugar slightly in the meringue step.
  • For best results, allow the pie to cool fully so the filling sets nicely before adding the marshmallow topping.

Nutrition

Keywords: Sweet Potato Pie, Marshmallow Topping, Southern Dessert, Holiday Pie, Thanksgiving Dessert