Apple Pie Crumble Bars

Featured in: Baking

Apple pie crumble bars blend tart apples, warm spices, and a buttery oat topping for the ultimate dessert. Layers of tender fruit and crisp crumble offer nostalgic flavors in a convenient bar form, perfect for fall get-togethers or family snacking. Ease of slicing and serving makes these bars a favorite at potlucks or when you crave something sweet and fruity. Enjoy them warm or cooled with a scoop of vanilla ice cream.

Updated on Sat, 11 Oct 2025 16:32:56 GMT
Golden apple pie crumble bars cooling on a rustic wooden kitchen counter Save to Pinterest
Golden apple pie crumble bars cooling on a rustic wooden kitchen counter | buddybiteskitchen.com

These Apple Pie Crumble Bars capture everything cozy about autumn baking in one easy treat You get the gooey apple filling and buttery crumble topping of classic apple pie all stacked into hand-held bars that travel well and taste like a trip to the orchard I started making these for school bake sales but now they have earned a spot at every holiday table and weekend coffee break

The oat and cinnamon aroma always makes my kitchen feel welcoming The first time I brought these to my daughter's soccer practice I came home with an empty tin and four recipe requests

Ingredients

  • Old-fashioned rolled oats: Give hearty texture and chew Choose thick rolled oats for the best structure
  • All-purpose flour: Ensures the bars hold together and gives the crumble a sturdy base Pick high quality unbleached flour for best flavor
  • Brown sugar: Adds sweetness and a molasses note to both the crumble and the apple layer Always pack the sugar firmly in the cup
  • Cold unsalted butter: Chilled cubes blend into the dry ingredients for that bakery-style texture Use real butter for flavor not replacements
  • Apples: Granny Smith or Honeycrisp work best for their tartness and for holding shape after baking Choose firm blemish-free apples that give some resistance when pressed
  • Cinnamon and nutmeg: Classic spices that give that warm apple pie scent Freshly grated nutmeg makes a subtle difference
  • Cornstarch: Thickens the apple filling just enough to avoid soggy bars Sift if clumpy to help it blend smoothly
  • Lemon juice: Balances the sweet apples and keeps flavors bright Go with fresh lemons for the best zing
  • Vanilla extract: Adds roundness and depth to the filling Opt for real vanilla

Instructions

Make the Crumble Mixture:
Combine old-fashioned oats flour and brown sugar in a large mixing bowl Cut in cold cubed butter using a pastry cutter or your fingertips Pinch the butter into the dry ingredients until the mixture looks like moist sand with a few pea-sized lumps These small pockets of butter will help create an irresistible crumb Choose a gentle touch to get that tender bakery-style texture
Prepare the Apple Filling:
Peel core and thinly slice the apples into about one quarter inch slices Toss them with brown sugar cornstarch lemon juice cinnamon nutmeg and vanilla in a separate bowl Be sure each slice is coated fully for a consistent creamy filling If your apples seem dry add another squeeze of lemon juice
Assemble the Bars:
Line a square baking pan with parchment paper Press two thirds of the oat crumble firmly into the bottom of the pan creating an even layer Top with the spiced apple mixture distributing loosely yet evenly across the crumble Sprinkle the remaining oat mixture over the apples pressing some into clumps for a mix of sandy crumbs and big nuggets
Bake:
Slide the pan into a preheated oven at three hundred fifty degrees Fahrenheit Bake for about thirty five to forty two minutes until the top is deeply golden brown and you see bubbling juices at the edges Do not underbake the crumble will continue to crisp as it cools Allow to cool completely before lifting out and cutting into bars
Serve and Enjoy:
Once cooled lift the bars using the parchment onto a cutting board Slice into squares and serve either room temperature or slightly warmed with ice cream The flavors deepen overnight and the bars stay tender for several days covered at room temperature
Apple pie crumble bars with buttery streusel topping served on a white dessert plate Save to Pinterest
Apple pie crumble bars with buttery streusel topping served on a white dessert plate | buddybiteskitchen.com

Cinnamon is my favorite ingredient here The smell reminds me of baking with my mom every fall She always let me sprinkle the last bit of cinnamon sugar over the crumble just before baking and it is the extra touch I love passing on to my own kids

Storage Tips

Store baked bars in an airtight container at room temperature for up to three days If you prefer a firmer texture keep them chilled in the refrigerator individually wrapped For longer storage freeze the cut bars on a baking sheet then wrap and stash in a freezer bag They thaw quickly at room temperature

Ingredient Substitutions

You can swap half the butter for coconut oil for a subtle twist Try pears or a mix of apples and pears in the filling for a sweet change Gluten free flour blends work beautifully here Make sure your oats are certified gluten free if needed

Serving Suggestions

These bars are perfect with a scoop of vanilla ice cream or a generous swirl of maple whipped cream For a fall brunch I pair them with spiced chai tea The bars also pack well for lunchboxes or classroom parties

Cultural and Historical Context

The essence of apple crumble stems from classic British and North American comfort desserts There is something universal about the aroma of baked apples and buttery crumbs It bridges fall apple orchard trips and family weekend traditions in both Europe and America

Seasonal Adaptations

Use ripe local apples in autumn for the brightest flavor Mix in a handful of fresh cranberries in winter for a tart twist Swap cinnamon for ground cardamom and use pears in late summer

Success Stories

These bars were the star at my cousin’s baby shower and are now requested for family birthdays I even gifted a pan to a neighbor who was moving and she texted two days later for the recipe

Freezer Meal Conversion

After cooling and cutting wrap individual bars in parchment and freeze Place the wrapped bars in a zipper freezer bag and they will keep for up to two months Defrost at room temperature then reheat a few seconds in the microwave if you want them warm

Freshly baked apple pie crumble bars dusted with cinnamon, ready for fall gatherings Save to Pinterest
Freshly baked apple pie crumble bars dusted with cinnamon, ready for fall gatherings | buddybiteskitchen.com

Enjoy a little taste of autumn any time with these easy apple pie crumble bars They disappear quickly so make an extra batch to share

Common Recipe Questions

What apples work best for these bars?

Tart varieties like Granny Smith or Honeycrisp balance the sweetness and hold their shape well when baked.

Can I use quick oats instead of rolled oats?

Rolled oats are recommended for texture, but quick oats can be used for a finer, less chewy crumble.

Do these bars need to be refrigerated?

Store in an airtight container at room temperature for up to 2 days or refrigerate for longer freshness.

Can these bars be frozen?

Yes, cool bars completely, then freeze in a single layer. Thaw at room temperature before serving.

How do I prevent a soggy bottom crust?

Pre-bake the crust before adding the apple filling to help create a sturdy, crisp base for the bars.

Apple Pie Crumble Bars

Classic apple pie flavors combined with golden oat crumble in easy-to-share dessert bars.

Prep Time
25 minutes
Cook Time
45 minutes
Total Time
70 minutes
Created By Max Buddyfield

Recipe Category Baking

Skill Level Medium

Cuisine Type American

Recipe Yield 12 Number of Servings

Dietary Preferences Suitable for Vegetarians

What You'll Need

Base

01 2 cups all-purpose flour
02 1/2 cup granulated sugar
03 1/2 teaspoon salt
04 1 cup unsalted butter, cold and diced

Apple Filling

01 3 medium apples, peeled, cored, and diced
02 2 tablespoons lemon juice
03 1/4 cup granulated sugar
04 1 teaspoon ground cinnamon
05 2 teaspoons cornstarch

Crumble Topping

01 3/4 cup rolled oats
02 1/2 cup all-purpose flour
03 1/2 cup light brown sugar, packed
04 1/2 teaspoon ground cinnamon
05 1/4 teaspoon salt
06 6 tablespoons unsalted butter, melted

Steps to Follow

Step 01

Prepare the baking pan: Preheat oven to 350°F (175°C) and line an 8x8-inch baking pan with parchment paper, leaving overhang for easy removal.

Step 02

Mix the base: In a large bowl, combine all-purpose flour, granulated sugar, and salt. Cut in cold diced butter with a pastry cutter or fork until the mixture resembles coarse crumbs.

Step 03

Form the crust: Firmly press two-thirds of the base mixture into the bottom of the prepared pan, creating an even layer.

Step 04

Create the apple filling: In a separate bowl, toss diced apples with lemon juice, granulated sugar, ground cinnamon, and cornstarch until evenly coated.

Step 05

Assemble layers: Spread the apple filling evenly over the base layer in the baking pan.

Step 06

Prepare the crumble topping: In another bowl, mix rolled oats, flour, light brown sugar, ground cinnamon, and salt. Stir in melted butter until the mixture forms moist clumps.

Step 07

Add topping and bake: Sprinkle the crumble mixture evenly over the apple layer. Bake for 40–45 minutes, or until golden and bubbling at the edges.

Step 08

Cool and serve: Allow bars to cool completely in the pan on a rack before lifting out and slicing.

Tools You'll Need

  • 8x8-inch baking pan
  • Mixing bowls
  • Pastry cutter or fork
  • Parchment paper

Allergy Warnings

Review each ingredient carefully for allergens. If unsure, consult with a healthcare provider.
  • Contains wheat and dairy

Nutritional Info (per serving)

These details are for general information only. Always consult a healthcare professional for dietary concerns.
  • Calorie Count: 270
  • Fat Content: 10 grams
  • Carbohydrates: 43 grams
  • Protein Content: 2.5 grams