Southern Sweet Potato Pie

This Southern sweet potato pie is a creamy, spiced filling of baked sweet potatoes, sweetened condensed milk, butter and warm spices in a deep dish crust, finished with a brown sugar pecan streusel on top. There’s no granulated sugar in the filling since the condensed milk sweetens it, and it bakes in about 50 minutes. One pie serves 8.

Slice of Southern sweet potato pie with pecan streusel topping

A Quick Look At The Recipe

  • Recipe Name: Southern Sweet Potato Pie
  • Serves: 4
  • Main Ingredients: 9-inch deep dish frozen pie crust, baked sweet potatoes, mashed and cooled, butter, melted and slightly cooled, 14-ounce can sweetened condensed milk, egg, ground cinnamon, vanilla extract, ground cloves
  • Why You'll Love It: My Southern sweet potato pie includes a perfectly spiced and creamy sweet potato filling in a flaky pie crust with an irresistibly crumbly streusel topping.

It’s a traditional sweet potato pie with one change I can’t give up: a crumbly streusel of brown sugar, butter and pecans that bakes into a crunchy topping over the soft filling. If you’d rather keep it classic, leave the topping off and it’s still a wonderful pie for your Thanksgiving table.

Why This Sweet Potato Pie Works

Baking the sweet potatoes instead of boiling them keeps their flavor concentrated, so the filling tastes like sweet potato and not just spice. Sweetened condensed milk makes it extra creamy and does the sweetening on its own.

The pie bakes 20 minutes before the streusel goes on, which gives the filling a head start so the topping doesn’t sink in.

What You Need for Southern Sweet Potato Pie

Ingredients for Southern sweet potato pie with streusel topping
  • Deep dish pie crust: A frozen 9-inch deep dish crust, or make my easy mix-in-pan pie crust.
  • Sweet potatoes: You need 2 cups baked and mashed. Canned sweet potatoes or yams work too.
  • Sweetened condensed milk: Some Southern recipes use evaporated milk and sugar, but I love the extra sweetness and creaminess from condensed milk.
  • Spices: Cinnamon, cloves and allspice. Nutmeg, ginger or pumpkin pie spice are fine swaps, so use what you have.
  • Streusel: Brown sugar, flour, melted butter and pecans. Skip the pecans if you’re nut-free. I do that pretty often anyway because pecans are expensive, y’all!

Helpful Tips Before You Start

  • Bake the sweet potatoes ahead. I wrap them in foil and bake at 400°F for about an hour. Once they’re cooled and refrigerated, the skins slip right off with your fingertips.
  • You’ll see tiny lumps in the filling after mixing. That’s just the fibers from the sweet potatoes, and it’s fine.
  • If any part of the crust looks dark when you add the topping, cover it with foil.
  • Chill the pie overnight for the neatest slices.

How to Make Sweet Potato Pie

Baked sweet potatoes mashed with butter in a bowl

1Mash the sweet potatoes

Preheat the oven to 400°F. Put the peeled baked sweet potatoes and melted butter in a large bowl and beat with an electric mixer until mashed.

Condensed milk, egg and spices added to mashed sweet potatoes

2Add the filling ingredients

Add the sweetened condensed milk, egg, cinnamon, vanilla, cloves, allspice and salt.

Smooth sweet potato pie filling in a mixing bowl

3Beat until smooth

Beat for about 2 minutes, scraping down the sides, until the filling is well blended and smooth.

Sweet potato pie filling in an unbaked pie crust

4Fill the crust and bake

Pour the filling into the unbaked pie crust and bake for 20 minutes.

Brown sugar pecan streusel mixed in a bowl

5Make the streusel

While the pie bakes, stir the brown sugar, flour, melted butter and pecans together with a fork until well mixed.

Sweet potato pie topped with pecan streusel before baking

6Top and finish baking

Sprinkle the streusel evenly on the pie, cover any dark spots on the crust with foil and bake 25 to 30 minutes more, until set.

Baked Southern sweet potato pie with golden streusel topping

7Cool completely

Let the pie cool completely before slicing. I like to refrigerate mine overnight.

Serving and Make Ahead

Slice of sweet potato pie with a bite taken out

Oh my, I couldn’t help myself on that slice! Serve it cold, at room temperature or warmed, with vanilla ice cream or a big dollop of homemade whipped cream. It belongs on the Thanksgiving dessert table next to pecan pie, easy pumpkin pie and a frozen apple pie you baked straight from the freezer.

Make it a day or two ahead and keep it covered in the fridge. Take it out an hour or two before dinner if you want it at room temperature, or warm slices briefly in the oven or air fryer.

Sweet Potato Pie FAQs

Can I use canned sweet potatoes?

Yes. Drain canned sweet potatoes or yams well and mash them until you have 2 cups.

How do I thicken a runny sweet potato pie filling?

If your filling seems too thin, beat in flour a tablespoon at a time until it looks like applesauce.

How long does sweet potato pie keep?

Covered in the fridge, it keeps up to 4 days.

Slice of Southern sweet potato pie.
Southern Plate Recipe

Southern Sweet Potato Pie

4.3 from 3 votes
This Southern sweet potato pie has a creamy filling of baked sweet potatoes, sweetened condensed milk and warm spices in a deep dish crust, topped with a crunchy brown sugar pecan streusel.
Prep Time 30 minutes
Cook Time 50 minutes
Total Time 1 hour 20 minutes
Servings 8

Ingredients 

  • 1 9-inch deep dish frozen pie crust
  • 2 cups baked sweet potatoes, mashed and cooled
  • 1/4 cup butter, melted and slightly cooled
  • 1 14-ounce can sweetened condensed milk
  • 1 egg
  • 1 teaspoon ground cinnamon
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon ground cloves
  • 1/2 teaspoon ground allspice
  • 1/4 teaspoon salt

Streusel Topping

  • 1 cup firmly packed dark or light brown sugar
  • 1/3 cup all-purpose flour
  • 1/3 cup melted butter
  • 3/4 cup coarsely chopped pecans

Instructions

  • Preheat the oven to 400.
  • Beat sweet potatoes and melted butter with an electric mixer until smooth. Add condensed milk, egg, cinnamon, vanilla, cloves, allspice, and salt and beat with an electric mixer for two minutes, scraping down sides as needed.
    2 cups baked sweet potatoes, mashed and cooled, 1/4 cup butter, melted and slightly cooled, 1 14-ounce can sweetened condensed milk, 1 egg, 1 teaspoon ground cinnamon, 1 teaspoon vanilla extract, 1/2 teaspoon ground cloves, 1/2 teaspoon ground allspice, 1/4 teaspoon salt
  • Pour into unbaked pie crust and bake for 20 minutes.
    1 9-inch deep dish frozen pie crust
  • While that is baking, stir together the topping ingredients in a medium bowl until well mixed. Remove the pie from the oven and sprinkle with topping.
    1 cup firmly packed dark or light brown sugar, 1/3 cup all-purpose flour, 1/3 cup melted butter, 3/4 cup coarsely chopped pecans
  • If any parts of the crust look dark, cover them with foil, then return the pie to the oven for 25-30 minutes, or until set. If you are skipping the topping, you'll still want to continue baking this pie until lightly brown on top and set, which is about the same amount of time.
  • Allow the pie to cool completely for the prettiest slices. I like to refrigerate mine overnight.

Video

Notes

Sweet potatoes: Wrap in foil and bake at 400°F for about an hour. Once cooled, the skins slip right off. Canned sweet potatoes or yams, drained, also work.
Spices: Nutmeg, ginger, pumpkin pie spice or apple pie spice are fine swaps.
No topping: Skip the streusel and bake about the same amount of time, until lightly browned and set.
Make ahead and storage: Make up to 2 days ahead. Keep covered in the fridge up to 4 days.
Course: Dessert
Cuisine: American
Keyword: pie, potatoes, sweetpotato

Nutrition

Calories: 389kcal
Tried this recipe?Mention @southernplate or tag #southernplate!

27 Comments

  1. 5 stars
    Recipe looks so easy and delicious. Definitely will try. I’m curious, can Canned sweet potatoes be substituted?

      1. I’m glad you enjoyed the pie, but I’m sorry the topping was too hard for you. ❤️ That usually happens if the brown sugar is packed very tightly or if the pie bakes a little longer than needed. Next time, you can try loosely packing the brown sugar, stirring the topping just until combined, or even adding a tablespoon or two of flour or oats to soften it up. Thanks so much for the feedback — it really helps others, too.

  2. I want to bake this for Thanksgiving at Church. I have Allspice, Apple Spice, & Pumpkin Pie Spice. How much of these do I use instead of the spices you list in this recipe ? Thanks and God Bless !

  3. I have made Sweet Potato pie before but never with condensed milk I will try your recipe soon. Thank you for all you do on your site and please tell your Mama she is so pretty.

  4. Can canned sweet potatoes be used….you had a sweet potato muffin recipe using canned sweet potatoes and it was absolutely delicious. So easy to mash the potatoes etc.
    I love all the recipes you publish.
    Thank you so much.

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