Sweet potato pie bars take everything you love about Thanksgiving pie — the buttery crust, the spiced custard filling — and turn it into neat, stackable squares. No blind baking, no fussy lattice, no sunken middle slice going to waste.
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Why You’ll Love These Sweet Potato Pie Bars
- Convenience: a press-in shortbread crust means no rolling pin and no chilling dough for hours.
- Flavor: warm cinnamon, ginger, and nutmeg against a buttery crust, silkier than a traditional sweet potato casserole.
- Practicality: bars slice cleanly and travel better than pie for potlucks, and they’re easy to portion for a crowd.
Ingredients for Sweet Potato Pie Bars
Sweet potato: roasted and mashed fresh sweet potato gives the best flavor, though canned sweet potato puree works well when you’re short on time. For a marshmallow-topped take on sweet potatoes, see our sweet potato casserole.
Cold butter: keeping the butter cold as you cut it into the flour is what gives the crust its short, sandy texture instead of turning tough.
Evaporated milk: adds richness and helps the filling set into a sliceable custard rather than staying loose.
Warm spices: cinnamon, ginger, and nutmeg together taste like classic sweet potato pie without needing a pre-mixed spice blend.
How to Make Sweet Potato Pie Bars
- Preheat the oven to 350°F and line a 9×13-inch pan with parchment paper.
- Cut the cold butter into the flour, sugar, and salt until it looks like coarse crumbs, then press into the pan.
- Bake the crust for 15 minutes, until just golden at the edges.
- Whisk the sweet potato, brown sugar, eggs, evaporated milk, and spices together until smooth.
- Pour the filling over the hot crust and bake for 28 to 32 minutes, until set with a slight jiggle in the center.
- Chill for at least 1 hour after cooling, then slice into 16 bars.
Tips for Success
Keep the butter cold. Warm butter blends into the flour instead of staying in small pieces, and you lose the flaky-short texture that makes this crust work. Cube it and chill it again if your kitchen is warm.
Pour the filling over a hot crust. This helps set the bottom layer of filling faster, which keeps the crust from turning soggy underneath.
Don’t skip the chill. Cutting warm bars gives you a mess; a full hour in the fridge lets the filling firm up enough to slice into clean squares.
Variations
Marshmallow topped: for the classic casserole flavor on top of a pie bar, broil mini marshmallows over the bars for 1 to 2 minutes right before serving.
Pecan streusel: sprinkle a brown sugar-pecan crumble over the filling before baking for extra crunch.
Brownie base: for a chocolate spin, try our sweet potato brownies instead of the pie-bar format.
Maple sweetened: replace half the brown sugar with maple syrup for a deeper, less-sweet filling.
What to Serve With Sweet Potato Pie Bars
These bars fit right onto a Thanksgiving dessert table next to our pecan pie bars for a mix of textures without adding another whole pie to the oven schedule.
A dollop of lightly sweetened whipped cream on top is optional but very good.
FAQs
Can I make sweet potato pie bars ahead of time? Yes — they’re one of the best make-ahead Thanksgiving desserts. Bake up to 2 days ahead and keep chilled, covered, until serving.
How do I store sweet potato pie bars? Store covered in the refrigerator for up to 5 days; let them sit at room temperature for 10 minutes before serving for the best texture.
Can I use canned sweet potato instead of fresh? Yes, two 15-ounce cans of sweet potato puree (not pie filling) can replace the roasted sweet potato.
Can I freeze these bars? Freeze sliced bars in a single layer until firm, then store in a freezer bag for up to 2 months; thaw overnight in the fridge.
Final Thoughts
Sweet potato pie bars give you all the cozy, spiced flavor of the holiday classic in a format that’s genuinely easier to make and serve. No one will miss the pie plate.
Add these to your Thanksgiving lineup this year and let me know how they turn out.
Sweet Potato Pie Bars
Ingredients
Shortbread Crust
- 1 1/2 cups all-purpose flour
- 1/3 cup granulated sugar
- 1/2 tsp salt
- 3/4 cup unsalted butter, cold and cubed
Sweet Potato Filling
- 2 cups mashed cooked sweet potato (about 2 medium, roasted, or 2 cans sweet potato puree)
- 3/4 cup packed brown sugar
- 2 large eggs
- 1/2 cup evaporated milk
- 1 tsp ground cinnamon
- 1/2 tsp ground ginger
- 1/4 tsp ground nutmeg
- 1/4 tsp salt
- 1 tsp vanilla extract
Instructions
- Preheat oven to 350°F. Line a 9×13-inch pan with parchment paper, leaving an overhang on the sides.
- Pulse the flour, sugar, and salt together, then cut in the cold butter until the mixture looks like coarse crumbs.
- Press the crust mixture firmly and evenly into the bottom of the prepared pan.
- Bake the crust for 15 minutes, until just golden at the edges.
- While the crust bakes, whisk the sweet potato, brown sugar, eggs, evaporated milk, cinnamon, ginger, nutmeg, salt, and vanilla until smooth.
- Pour the filling over the hot crust and spread into an even layer.
- Bake for 28 to 32 minutes, until the filling is set around the edges with a slight jiggle in the center.
- Cool completely on a wire rack, about 1 hour, then chill for at least 1 hour before slicing.
- Lift out using the parchment overhang and cut into 16 bars.