My Apple Pie Crumb Bars are the perfect way to enjoy all the cozy flavors of a classic apple pie — without the fuss of a full pie crust. With a buttery crust and a warmly spiced apple filling, these bars deliver comforting fall flavor in every bite.
If you love fruit-filled bars, my strawberry rhubarb crumb bars and blueberry crumb bars are a fresh spring and summer version. And if you enjoy these, try my peach crumb bars for another seasonal filling, or my brownie crumb bars for something richer and chocolatey.
Quick Look: Apple Pie Crumb Bars
⏱️ Ready In: About 1 hour 15 minutes (plus cooling)
🔥 Bake Time: 40–45 minutes
🍽️ Serves: 9 bars
✨ Calories: Approximately 380 per bar
🥄 Main Ingredients: Apples, butter, cinnamon, sugar
🌿 Dietary Info: Vegetarian (easily made dairy-free)
💛 Why You'll Love It: Cozy spiced apple filling with a buttery crumb — all the apple pie flavor, none of the pie-crust fuss.
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Why You'll Love This Recipe
- All the apple pie flavor, none of the fuss: No rolling or crimping — the crust and topping come from the same easy dough. Want the real thing too? My homemade sourdough pie crust makes a classic apple pie a breeze.
- One dough, two jobs: The buttery mixture presses into a crust and crumbles over the top, so there's less to make.
- Cozy, jammy filling: Real apples cooked with cinnamon and a glossy cornstarch slurry, just like the jammy fillings in my fresh lemon crumb bars.
- Travels and stores beautifully: Perfect for Thanksgiving tables, cookie boxes, potlucks, and make-ahead entertaining.
- A fall favorite: Ideal when apples are at their peak — as cozy as my sourdough carrot snack cake, white chocolate espresso blondies, and cinnamon sugar biscoff blondies on an autumn dessert table.
Jump to:
- Quick Look: Apple Pie Crumb Bars
- Why You'll Love This Recipe
- Ingredients
- Easy Substitutions & Variations
- How to Make Apple Pie Crumb Bars
- Expert Tips
- What Makes This Recipe Special?
- Apple Pie Crumb Bars FAQs
- Apple Pie Crumb Bars Troubleshooting Guide
- Storage
- Other Fruit-Flavored Desserts to Consider
- Apple Pie Crumb Bars
Ingredients
For the crust and crumb:
- all-purpose flour + salt: The base of the buttery crust and crumble.
- granulated sugar: Sweetens and helps the crumb turn golden.
- melted butter + vanilla: Bind the dough into a sandy, pressable crumble.
For the apple filling:
- apples: Use a mix of tart and sweet baking apples (Granny Smith + Honeycrisp is my favorite).
- sugar + lemon juice + cinnamon: Sweeten, brighten, and warmly spice the filling.
- cornstarch + water: A slurry that thickens the filling into a glossy, jammy layer.
- vanilla + a pinch of salt: Round out the flavor.
See the recipe card for quantities.
Easy Substitutions & Variations
- Butter: Salted butter works — just reduce the added salt. A plant-based butter works dairy-free (freeze it first, since it's softer).
- Apples: Any baking apple works; Granny Smith, Honeycrisp, and Fuji are great.
- Flour: A 1:1 gluten-free blend can be substituted.
- Sugar: Coconut or maple sugar can replace the sugar in the crumb for a less-refined option.
- Apple caramel: Drizzle caramel over the apple layer before adding the crumble.
- Maple apple: Swap the sugar in the filling for maple syrup for deeper fall flavor.
- Spiced apple: Add a pinch of cloves or allspice to the filling.
- Apple cranberry: Fold a handful of dried cranberries into the apples for a tart-sweet twist.
How to Make Apple Pie Crumb Bars
NOTE: I bake by weight for accuracy. Cup measurements are approximate and may vary depending on how you scoop.
Step 1: Make the crust & crumb: Mix flour, salt, sugars, melted butter, vanilla, (whisk together the vanilla and melted butter before adding to the dry ingredients) until sandy and crumbly. Press half into a lined 8×8 pan.
Step 2: Cook the filling: Sauté chopped apples with sugar, cinnamon, lemon juice, salt, vanilla, and a cornstarch slurry until tender and thickened.
Step 3: Assemble the bars: Spread apple filling over the crust and top with remaining crumb mixture.
Step 4: Bake & cool: Bake at 350°F (175°C) for 35–40 minutes until golden and bubbling. Cool fully before cutting into bars.
Weigh your ingredients! Using a kitchen scale ensures your measurements are accurate, which is key for getting consistent results in baking. It takes the guesswork out of measuring and helps your recipes turn out exactly as intended every time.
Expert Tips
- Make a cornstarch slurry. Mixing the cornstarch with water before adding it to the apples prevents clumping and creates a glossy, jammy filling.
- Use a mix of apples. Tart and sweet together (Granny Smith + Honeycrisp) gives the most balanced flavor.
- Press the base firmly. An even, firmly pressed crust holds together and slices cleanly.
- Cool fully before cutting. Chilling the bars 1–2 hours gives you clean, neat squares instead of a crumbly mess.
- Line with an overhang. Parchment with an overhang lets you lift the whole slab out for easy cutting.
What Makes This Recipe Special?
These give you everything you love about apple pie — spiced, jammy apples and a buttery, golden crumble — in an easy, sliceable bar. Using one dough for both the crust and topping means far less work than a traditional pie, and the cornstarch slurry keeps the filling glossy and set rather than runny. It's the same crowd-friendly, make-ahead appeal as my sourdough discard funfetti layer cake, just cozier.
They're also endlessly seasonal and travel-friendly — perfect for a fall dessert spread alongside my pumpkin cream cheese cinnamon rolls, a slice of chocolate chunk banana bread, or a rustic strawberry rhubarb galette when the seasons change.
Apple Pie Crumb Bars FAQs
A mix of tart and sweet baking apples — Granny Smith and Honeycrisp is my favorite combo, but Fuji works too.
Yes. Use a plant-based butter and freeze it briefly first, since it's usually softer than dairy butter.
Absolutely. They store and travel beautifully — keep in the fridge up to 5 days or freeze up to 2 months.
Cool the bars completely, then chill 1–2 hours in the fridge before cutting.
Apple Pie Crumb Bars Troubleshooting Guide
| Problem | Cause | Fix |
|---|---|---|
| Runny filling | Slurry not cooked enough. | Cook 1–2 minutes after adding the cornstarch slurry until glossy and thick. |
| Crumbly, falling-apart bars | Cut while warm. | Cool fully and chill 1–2 hours before slicing. |
| Soggy crust | Filling too wet or too hot when added. | Cook the filling until thickened and let it cool 5 minutes first. |
| Pale, soft topping | Underbaked. | Bake until the top is lightly golden and the edges bubble. |
| Dense crust | Overpacked base. | Press firmly but evenly — no need to compact it hard. |
Storage
- Cool completely, then store in an airtight container in the fridge for up to 5 days.
- For longer storage, wrap tightly and freeze for up to 2 months. Thaw overnight in the fridge or gently reheat individual bars in the microwave.
Other Fruit-Flavored Desserts to Consider
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Apple Pie Crumb Bars
Equipment
- Kitchen Scale
- Parchment Paper
- Mixing bowls
- 8x8 pan
- Small sauce pan
Ingredients
For the crust and crumb:
- 240 grams all-purpose flour 2 cups
- ½ teaspoon kosher salt
- 200 grams granulated sugar 1 cup
- 170 grams unsalted butter melted, ¾ cups
- 1 teaspoon vanilla extract
For the apple filling:
- 500 grams peeled and chopped apples 5 cups, about 4–5 medium apples
- 65 grams granulated sugar
- 1 tablespoon lemon juice
- 2 teaspoon cornstarch
- 2 tablespoon water for mixing with cornstarch
- ½ teaspoon cinnamon
- Pinch of salt
- 1 teaspoon vanilla extract
Instructions
- Prep the oven: Preheat to 350°F (175°C). Line an 8x8-inch pan with parchment paper, leaving a little overhang for easy removal.
- Make the crust & crumb: In a large bowl, whisk together the flour, baking powder, salt, and both sugars. Stir togther the melted butter and vanilla before adding to the mixture and using a fork to mix everything together until crumbly.240 grams all-purpose flour, ½ tsp kosher salt, 200 grams granulated sugar, 170 grams unsalted butter, 1 tsp vanilla extract
- Form the base: Press about two-thirds of the crumb mixture into the bottom of your prepared pan to form an even crust. Set the remaining third aside for the topping.
- Cook the apple filling: In a medium saucepan over medium heat, combine chopped apples, sugar, lemon juice, cinnamon, salt, and vanilla. Cook for 4–5 minutes, stirring often, until the apples start to soften and release juices.500 grams peeled and chopped apples, 65 grams granulated sugar, 1 tbsp lemon juice, ½ tsp cinnamon, Pinch of salt, 1 tsp vanilla extract
- Make the slurry: In a small bowl, whisk the cornstarch with 2 tablespoons of water until smooth. Stir the slurry into the apple mixture and cook for another 1–2 minutes, until thickened. Remove from heat and let cool for 5 minutes.2 tsp cornstarch, 2 tbsp water
- Assemble: Spread the apple filling evenly over the crust. Crumble the reserved dough mixture over the top.
- Bake: Bake for 40–45 minutes, until the top is lightly golden and the filling is bubbling around the edges.
- Cool: Let the bars cool completely in the pan. For clean slices, chill in the fridge for 1–2 hours before cutting.
- Serve: Slice into squares and enjoy as is—or warm slightly and top with a scoop of vanilla ice cream for extra coziness.
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