Few desserts capture the warmth and comfort of Southern baking quite like Buttermilk Sweet Potato Pie. Rich, creamy, and filled with warm spices, this pie is a beloved tradition that has graced family tables for generations. Combining the natural sweetness of sweet potatoes with the subtle tang of buttermilk creates a perfectly balanced dessert that is both comforting and elegant.

Unlike pumpkin pie, sweet potato pie offers a deeper, richer flavor and a naturally velvety texture. The addition of buttermilk enhances the custard-like filling, giving it a silky smooth consistency and a slight tang that complements the sweet potatoes beautifully. Cinnamon, nutmeg, vanilla, and brown sugar work together to create an irresistible aroma that fills the kitchen as the pie bakes.

This pie is a holiday staple throughout the South, especially during Thanksgiving and Christmas. However, its incredible flavor makes it worthy of enjoying year-round. Whether served warm with whipped cream or chilled straight from the refrigerator, every bite is creamy, flavorful, and unforgettable.

The beauty of this recipe lies in its simplicity. Using everyday ingredients, you can create a homemade dessert that rivals any bakery pie. The buttery crust, smooth filling, and warm spice blend make this a recipe you’ll return to time and time again.

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Ingredients

For the Pie Crust

• 1 unbaked 9-inch pie crust
• 1 tablespoon butter for brushing (optional)

For the Sweet Potato Filling

• 2 cups mashed sweet potatoes
• 1/2 cup buttermilk
• 1/2 cup unsalted butter, melted
• 3 large eggs
• 1 cup granulated sugar
• 1/2 cup light brown sugar
• 1 tablespoon pure vanilla extract
• 1 teaspoon ground cinnamon
• 1/2 teaspoon ground nutmeg
• 1/4 teaspoon ground ginger
• 1/4 teaspoon ground cloves
• 1/4 teaspoon salt

Optional Garnishes

• Fresh whipped cream
• Ground cinnamon
• Toasted pecans
• Caramel drizzle
• Candied pecans
• Marshmallow topping

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Preparation

Step 1: Prepare the Sweet Potatoes

Preheat your oven to 400°F (200°C).

Wash the sweet potatoes thoroughly and prick them several times with a fork.

Place them on a baking sheet and bake for 50–60 minutes, or until completely tender.

Allow them to cool slightly, then peel and mash until smooth.

Measure out exactly 2 cups of mashed sweet potatoes.

For the smoothest pie texture, blend the sweet potatoes in a food processor.

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Step 2: Prepare the Pie Crust

Place the pie crust into a 9-inch pie dish.

Press gently into the dish and crimp the edges as desired.

Place the crust in the refrigerator while preparing the filling.

Keeping the crust cold helps maintain a flaky texture during baking.

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Step 3: Make the Filling

In a large mixing bowl, combine:

• Mashed sweet potatoes
• Granulated sugar
• Brown sugar

Mix until smooth and fully incorporated.

Add:

• Melted butter
• Buttermilk
• Eggs
• Vanilla extract

Whisk until the mixture becomes creamy and silky.

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Step 4: Add the Spices

Add:

• Cinnamon
• Nutmeg
• Ginger
• Cloves
• Salt

Mix thoroughly until the spices are evenly distributed throughout the filling.

The mixture should be smooth, creamy, and fragrant.

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Step 5: Fill the Pie Shell

Pour the sweet potato filling into the prepared pie crust.

Use a spatula to smooth the surface.

Tap the pie dish gently on the counter to release any trapped air bubbles.

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Step 6: Bake the Pie

Reduce oven temperature to 350°F (175°C).

Place the pie on the center rack.

Bake for 55–65 minutes.

The edges should be set while the center remains slightly jiggly.

A knife inserted near the center should come out mostly clean.

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Step 7: Cool Properly

Remove the pie from the oven.

Allow it to cool completely on a wire rack for at least 2 hours.

As the pie cools, the filling will continue to set.

For best results, refrigerate for several hours before serving.

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Step 8: Garnish and Serve

Top with whipped cream, toasted pecans, or a light dusting of cinnamon.

Slice and serve chilled or at room temperature.

Print

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Variation

Bourbon Buttermilk Sweet Potato Pie

Add 2 tablespoons bourbon to the filling for a rich Southern flavor.

Maple Sweet Potato Pie

Replace 1/4 cup sugar with pure maple syrup.

Pecan Sweet Potato Pie

Top with chopped pecans before baking.

Coconut Sweet Potato Pie

Add 1/2 cup sweetened shredded coconut to the filling.

Sweet Potato Cheesecake Pie

Swirl softened sweetened cream cheese into the filling before baking.

Brown Butter Sweet Potato Pie

Use browned butter instead of melted butter for deeper flavor.

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COOKING Note

Baking sweet potatoes rather than boiling them intensifies their natural sweetness and prevents excess moisture from affecting the pie’s texture. Be careful not to overbake the pie. A slight jiggle in the center indicates the perfect custard consistency. Overbaking can cause cracks and a dry texture.

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Serving Suggestions

This pie pairs wonderfully with:

• Fresh whipped cream
• Vanilla ice cream
• Cinnamon ice cream
• Caramel sauce
• Toasted pecans
• Coffee
• Hot tea
• Apple cider
• Holiday punch

For a truly Southern presentation, serve with whipped cream and candied pecans.

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Tips

• Use freshly baked sweet potatoes for the best flavor.
• Bring eggs and buttermilk to room temperature before mixing.
• Blend the filling for an ultra-smooth texture.
• Cover crust edges with foil if they brown too quickly.
• Refrigerate leftovers promptly.
• The flavor improves significantly after chilling overnight.
• Use pure vanilla extract for the richest flavor.
• Avoid overmixing once the filling is smooth.

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Prep Time:

25 minutes

Cooking Time:

1 hour 5 minutes

Total Time:

1 hour 30 minutes

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Nutritional Information (Per Slice Approx.)

Calories: 385

Protein: 5g

Sodium: 210mg

Carbohydrates: 48g

Fat: 19g

Fiber: 3g

Sugar: 31g

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FAQs

1. Can I make this pie ahead of time?

Yes. In fact, the pie tastes even better after chilling overnight.

2. Can I freeze Buttermilk Sweet Potato Pie?

Absolutely. Wrap tightly and freeze for up to 2 months.

3. Why use buttermilk in sweet potato pie?

Buttermilk adds richness, creaminess, and a slight tang that balances the sweetness.

4. Can I use canned sweet potatoes?

Yes, but freshly baked sweet potatoes provide superior flavor and texture.

5. How do I know when the pie is finished baking?

The edges should be set while the center still jiggles slightly.

6. Why did my pie crack?

Overbaking is the most common cause of cracks.

7. Can I use evaporated milk instead of buttermilk?

Yes, but you’ll lose some of the tangy flavor that makes this pie unique.

8. How long will leftovers keep?

Stored covered in the refrigerator, the pie will stay fresh for 4–5 days.

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Conclusion

Buttermilk Sweet Potato Pie is the ultimate Southern comfort dessert. With its silky sweet potato filling, warm spices, buttery crust, and subtle buttermilk tang, this pie delivers rich flavor and creamy texture in every bite. Whether you’re serving it at Thanksgiving, Christmas, Sunday dinner, or any special gathering, this classic recipe is guaranteed to become a family favorite. One slice of this homemade pie is all it takes to understand why Southern bakers have cherished it for generations. 🍠🥧✨