These dessert bars feature a shortbread base made from almond flour and melted butter topped with a gooey mixture of toasted pecans and brown sweetener. The filling is simmered with eggs and vanilla to achieve a caramel-like consistency that sets during baking. The result is a sweet, nutty bar with a firm base and soft filling.

About This Recipe

To prepare the bars, the crust ingredients are pressed into a baking pan and pre-baked until lightly golden to ensure a firm foundation for the topping. The filling is created by melting butter with a low-carb brown sweetener before whisking in eggs and folding in the toasted pecans. It is important to let the bars cool completely before slicing to allow the center to firm up and maintain its structure.

The flavor relies on the richness of the butter combined with the deep, toasted notes of the pecan halves. Using brown erythritol or allulose provides a molasses-like undertone that mimics the traditional taste of a classic holiday pie without using corn syrup. Since the crust is made with almond flour and vanilla, it provides a buttery, slightly nutty complement to the sweet and salty filling.

These bars work well as a dessert and can be prepared ahead of time for easy storage. It’s easy to customize the recipe by adding a pinch of cinnamon for warmth or stirring in sugar-free chocolate chips for a different flavor profile. These bars are best served at room temperature or chilled, offering a structured and portable treat that pairs well with coffee or tea.

Why You’ll Love This Recipe

Classic pecan pie flavor in bar form
Low-carb, gluten-free, and sugar-free
Perfect for holidays, parties, or meal prep
Easy to bake and freezer-friendly
Sweet, nutty, and satisfying

What You’ll Need for These Keto Pecan Pie Bars

Crust:
2 cups almond flour
1/3 cup powdered erythritol or allulose
1/2 cup unsalted butter, melted
1 tsp vanilla extract
Pinch of salt
Filling:
1/2 cup unsalted butter
2/3 cup brown erythritol or allulose
3 large eggs
1 tsp vanilla extract
1 1/2 cups pecan halves (toasted)
Pinch of salt

Step-by-Step Preparation

Preheat oven to 350°F. Line a 9×9-inch baking pan with parchment.
In a bowl, mix almond flour, sweetener, butter, vanilla, and salt. Press into pan to form crust.
Bake crust for 10–12 minutes until lightly golden.
Meanwhile, melt butter in a saucepan, then whisk in brown sweetener until dissolved.
Remove from heat, whisk in eggs one at a time, then add vanilla and salt.
Stir in pecans until coated.
Pour filling over crust, spreading evenly.
Bake 25–30 minutes until filling is set.
Cool completely before slicing into bars.

FAQ

Can I use walnuts instead of pecans?
Yes, but the flavor will be slightly different.
Can I make these dairy-free?
Yes, substitute butter with coconut oil.
Do they freeze well?
Absolutely—freeze in an airtight container for up to 2 months.
Can I make them ahead of time?
Yes, they store well in the fridge for up to 5 days.

Variations & Substitutions

Add a pinch of cinnamon for warmth
Use monk fruit sweetener for a different sweetness profile
Add sugar-free chocolate chips for extra indulgence
Make mini muffin versions for bite-sized treats

Serving Suggestions

Serve as a holiday dessert centerpiece
Pair with whipped cream or keto ice cream 🍨
Enjoy with coffee or tea as an afternoon treat
Pack as a portable snack for on-the-go sweetness

Print Pin