Toasted Marshmallow Pecan Pie Bars
There’s something about pecan pie that instantly feels like fall. The smell of toasted pecans, brown sugar, and butter is one of those kitchen scents that stops people in their tracks. These Toasted Marshmallow Pecan Pie Bars take everything comforting about a classic pecan pie and build on it with even more texture and flavor — a brown-butter graham crust, a glossy pecan filling that slices clean after chilling, and a toasted marshmallow meringue that adds a light, campfire-warm finish. This is the kind of dessert that feels both nostalgic and elevated, perfect for holiday gatherings, Friendsgiving, or a cozy baking day at home.
Why You’ll Love It
• A brown-butter graham cracker crust that adds nuttiness and depth.
• A gooey, glossy pecan pie filling that slices beautifully.
• A toasted marshmallow meringue topping that sets these bars apart.
• Make-ahead friendly — chill overnight for the cleanest slices.
• Easier than pie, just as comforting, and perfect for sharing.
Ingredient Highlights
Brown-Butter Graham Crust: The brown butter brings caramel and nutty notes that transform the classic graham base into something far richer.
Pecan Pie Filling: A mix of brown sugar, maple syrup, and corn syrup creates a soft caramel texture without being overly sweet.
Toasted Marshmallow Meringue: Light, fluffy, and torch-friendly — it tastes like a toasted marshmallow pulled right from a fire.
Step Overview
• Brown the butter for the graham crust and bake it briefly to set.
• Mix the pecan filling and bake until glossy and just set in the center.
• Cool completely, then chill for clean slicing.
• Make the marshmallow meringue and spoon over the chilled bars.
• Toast until golden, chill briefly, then slice.
Tips for Success
• Always bake on parchment and leave the bars in the pan until fully chilled — this prevents tearing.
• The filling should jiggle slightly in the center when done, but not look liquid.
• Refrigerating overnight gives the filling time to firm up for perfect squares.
• Use a warm knife (dip in hot water, wipe dry) for ultra-clean cuts.
• If your pecans aren’t already toasted, lightly toast them for better flavor and crunch.
Storage & Make-Ahead
• Refrigerate up to 3 days (best within 48 hours).
• Serve slightly chilled for neat slices or room-temperature for a softer, gooier texture.
• Not freezer-friendly — the meringue will weep.
• For best slices, chill at least 4 hours or overnight before cutting.
These bars were designed to taste like the best parts of a pecan pie with none of the fuss — a crisp, nutty crust, a gooey caramel-pecan center, and a marshmallow topping that feels like the coziest fall moment. Whether you’re hosting, baking ahead, or just want something special cooling on the counter, this is the kind of dessert that disappears quickly and earns a permanent spot in your holiday rotation.
Toasted Marshmallow Pecan Pie Bars
Ingredients
Equipment
Method
- Brown the butter: Cook 105 g (7 tbsp) unsalted butter in a saucepan over medium heat until golden and nutty, about 5–6 minutes.
- In a bowl, combine 120 g (8 sheets) graham crumbs, 25 g (2 tbsp) brown sugar, and 1/4 tsp salt.
- Stir in the warm brown butter until evenly moistened.
- Press firmly into a parchment-lined 8×8 metal pan with the bottom of a measuring cup.
- Bake at 350°F (177°C) for 8–10 minutes. Cool slightly while preparing the filling.
- Toast pecans at 350°F for 6–8 minutes, then chop roughly.
- Whisk together: 100 g (1/2 cup) brown sugar, 80 ml (1/3 cup) maple syrup, 80 ml (1/3 cup) corn syrup, 60 g (1/4 cup) melted butter, 2 eggs, 1 tsp vanilla, and 1/4 tsp salt until glossy.
- Fold in 200 g (2 cups) chopped pecans.
- Pour over the warm crust and spread evenly.
- Bake at 350°F for 32–38 minutes, until the center jiggles slightly but does not look wet.
- Cool in pan for 2 hours at room temperature.
- Refrigerate (still in the pan) at least 4 hours or overnight for clean slicing.
- In a heatproof bowl, combine 90 g (3 egg whites), 150 g (3/4 cup) sugar, 60 ml (1/4 cup) water, and 1/2 tsp cream of tartar.
- Place over simmering water and whisk constantly until the mixture reaches 160°F (71°C).
- Transfer to a mixer and beat on high 6–8 minutes until thick and glossy.
- Add 1 tsp vanilla.
- Warm 45 g (3 tbsp) marshmallow fluff for 10 seconds in microwave, then mix in on low speed until incorporated.
- Spread meringue on fully chilled pecan pie bars.
- Use the back of a spoon to create peaks and swirls.
- Torch until golden and toasted.
- Chill 15–20 minutes before slicing.
- Slice with a hot knife for clean edges.
- Cool completely before lifting from pan; warm filling will tear.
- Overnight refrigeration is the secret to clean bakery-style slices.
- A lightly jiggly center means the filling is perfectly baked; avoid a wet, shiny center.
- Torch the meringue just before serving for the best texture.
- Avoid glass pans, which bake cooler and soften the crust.
Notes
