Peach season only lasts a few short weeks, and these Peach Crumb Bars are exactly how I like to spend it.
A buttery oat crumb crust holds a thick layer of juicy cinnamon spiced peaches, and the same crumb mixture gets sprinkled right back on top for a golden, craggy finish.
This Peach Crumb Bars recipe skips the fussy pie dough entirely.
You press, fill, crumble, and bake, then let the pan do the rest of the work while your kitchen smells like a peach orchard.
| Quick Recipe Summary | |
|---|---|
| Prep Time | 25 minutes |
| Cook Time | 45 minutes |
| Total Time | 1 hour 10 minutes (plus cooling) |
| Servings | 16 bars |
| Difficulty Level | Easy |
These bars pull inspiration from my Peach Pie, but they trade the rolled crust for a press in oat base that any beginner baker can handle with confidence.
Why You’ll Love This Peach Crumb Bars
These bars give you all the flavor of a homemade peach dessert without any pie dough stress.
The oat crumb does double duty as both crust and topping, so you only mix one bowl of dough.
They also slice into neat, portable squares, which makes them so much easier to serve at a potluck or pack into lunchboxes than a traditional pie.
- Only one dough to mix, used for both the crust and the topping
- Naturally sweet peach filling with warm cinnamon and a hint of nutmeg
- Sturdy enough to eat with your hands, no fork required
- Freezer friendly, so you can save a batch for later in the year
- Works with fresh or frozen peaches depending on the season
My Strawberry Peach Galette is another great way to use up a peach haul if you are craving something a little more rustic.
Ingredients
Everything here comes together in two bowls, one for the crumb dough and one for the peach filling.
Fresh, ripe peaches make the biggest difference in flavor, so pick ones that give slightly when you press them.
- For the crumb crust and topping:
- 2 1/2 cups all purpose flour
- 1 cup old fashioned rolled oats
- 1 cup packed light brown sugar
- 1/2 cup granulated sugar
- 1 teaspoon baking powder
- 1/2 teaspoon salt
- 1 teaspoon ground cinnamon
- 1 cup unsalted butter, cold and cubed
- 1 large egg
- 1 teaspoon vanilla extract
- For the peach filling:
- 6 cups fresh peaches, peeled and sliced (about 6 to 7 medium peaches)
- 1/3 cup granulated sugar
- 3 tablespoons cornstarch
- 1 tablespoon fresh lemon juice
- 1 teaspoon ground cinnamon
- 1/4 teaspoon ground nutmeg
- 1 teaspoon vanilla extract
- Pinch of salt
- Optional vanilla glaze:
- 1 cup powdered sugar
- 2 to 3 tablespoons milk
- 1/2 teaspoon vanilla extract
You might also enjoy: Peach Cobbler with Cake Mix if you are looking for a shortcut version with fewer steps.
Kitchen Equipment Needed
None of this equipment is fancy, but a few good tools make the crumb dough and slicing process much smoother. Here is everything I reach for when I make these bars.
- 9×13 inch baking pan
- Parchment paper
- Pastry cutter
- Glass mixing bowl set
- Measuring cups and spoons
- Rubber spatula
- Wire cooling rack
Read Also: Flaky Pie Crust Recipe
Recommended Products for This Recipe
These are a few products I personally rely on when I bake crumb bars, and I think they genuinely make the process easier and the results more consistent.
1. USA Pan Nonstick 9×13 Baking Pan
This pan heats evenly and releases the crust cleanly, which matters a lot when you are trying to lift bars out in neat squares.
The straight sides also give you a more uniform bar shape than a lot of standard pans.
2. OXO Good Grips Pastry Blender
Cutting cold butter into the flour mixture by hand can get tiring fast, and this tool cuts that time way down.
It keeps the butter in small, even pieces, which is exactly what gives the crumb topping its craggy texture.
3. Reynolds Kitchens Parchment Paper with Overhang
Lining the pan with parchment that hangs over the edges means you can lift the entire slab of bars out in one piece.
It makes slicing so much less messy than trying to cut directly in the pan.
4. KitchenAid Hand Mixer
While you can absolutely mix this dough by hand, a hand mixer speeds up creaming the butter and sugar if you want to double the batch.
It also helps whip the glaze until it is perfectly smooth and pourable.
5. Wilton Wire Cooling Rack
These bars need to cool almost completely before slicing, and a wire rack speeds that process up by letting air circulate underneath.
It also keeps the parchment sling from sitting in condensation, which can make the bottom crust soggy.
Another favorite: Blueberry Crumble Pie uses a nearly identical crumb topping if you want to compare notes.
Step-by-Step Instructions: How to Make Peach Crumb Bars
1. Prep the pan and preheat the oven
- Preheat your oven to 375 degrees F.
- Line a 9×13 inch baking pan with parchment paper, leaving a few inches of overhang on the two long sides.
- The overhang will act as a sling later, letting you lift the entire batch of bars out of the pan in one piece.
- Lightly spray the parchment with nonstick cooking spray so nothing sticks to the corners.
2. Make the crumb dough
- In a large bowl, whisk together the flour, rolled oats, brown sugar, granulated sugar, baking powder, salt, and cinnamon until evenly combined.
- Add the cold, cubed butter to the dry mixture.
- Use a pastry cutter or your fingertips to work the butter into the flour mixture until it looks like coarse, pea sized crumbs.
- In a small bowl, whisk together the egg and vanilla extract, then pour it over the crumb mixture.
- Stir with a fork or your hands just until the mixture starts to clump together into moist crumbs. It should still look shaggy and crumbly, not like a smooth dough.
3. Press and par-bake the crust
- Measure out about two thirds of the crumb mixture and set the rest aside in the refrigerator for the topping.
- Press the larger portion firmly and evenly into the bottom of the prepared pan, using the bottom of a measuring cup to pack it down.
- Bake the crust alone for 10 minutes, just until it looks slightly set and lightly golden around the edges.
- Remove the pan from the oven and let the crust cool slightly while you prepare the filling.
4. Make the peach filling
- In a large bowl, combine the sliced peaches, granulated sugar, cornstarch, lemon juice, cinnamon, nutmeg, vanilla extract, and a pinch of salt.
- Gently toss everything together with a rubber spatula until the peaches are evenly coated.
- Let the mixture sit for 5 to 10 minutes so the cornstarch and sugar can start pulling juice from the peaches.
- Give the filling one more stir before using it, since some liquid will have collected at the bottom of the bowl.
5. Assemble the bars
- Spread the peach filling evenly over the par-baked crust, making sure to scrape in any juices left in the bowl.
- Take the reserved crumb mixture from the refrigerator and break it apart into small clusters with your fingers.
- Scatter the crumbs evenly over the top of the peach layer, leaving some gaps so the peaches peek through.
- Do not press the topping down. It should stay loose and craggy for the best texture once baked.
6. Bake the bars
- Place the pan back in the 375 degree oven and bake for 35 to 40 minutes.
- The bars are done when the topping is golden brown and the peach filling is bubbling gently at the edges.
- If the top starts browning too quickly, loosely tent the pan with foil for the last 10 minutes of baking.
- Remove the pan from the oven and set it on a wire cooling rack.
7. Cool completely before slicing
- Let the bars cool at room temperature for at least 1 hour.
- Once mostly cool, transfer the pan to the refrigerator for another hour so the filling can fully set.
- Skipping this cooling step is the most common reason bars fall apart when you slice them, so try to be patient here.
8. Glaze, slice, and serve
- If using the glaze, whisk together the powdered sugar, milk, and vanilla extract in a small bowl until smooth and pourable.
- Use the parchment overhang to lift the entire slab of bars out of the pan and onto a cutting board.
- Drizzle the glaze over the top, then slice into 16 even squares using a sharp knife.
- Wipe the knife clean between cuts for the neatest edges.
Tips for The Best Peach Crumb Bars
A few small details make a big difference between good bars and great ones. Most of the fixes below happen before the pan ever goes in the oven.
- Use peaches that are ripe but still slightly firm, since overripe peaches release too much liquid and can make the filling watery
- Chill the reserved crumb topping while the crust par-bakes so it stays cold and crumbly instead of melting into the filling
- Do not skip the par-bake step for the crust, since it keeps the bottom from turning soggy under the juicy peach layer
- Let the bars cool fully, and chill them if you can, before slicing for the cleanest squares
- Peel your peaches for the smoothest texture, or leave the skins on for a more rustic, cobbler like bite
The same par-bake trick works beautifully in my Dutch Apple Pie if you want an even fruitier crumb dessert next.
Serving Suggestions
These bars are delicious on their own, but a few simple additions can turn them into a full dessert spread.
I usually serve them slightly warm rather than fully chilled for the best texture.
- A scoop of vanilla ice cream melting over a warm bar
- A dollop of fresh whipped cream and a few extra peach slices on top
- A drizzle of caramel sauce for a richer, more indulgent finish
- Alongside a mug of coffee or iced tea for an afternoon treat
- Paired with Spring Fruit Salad for a lighter, fruit forward dessert table
Variations of Peach Crumb Bars
Once you have the base recipe down, it is easy to switch things up depending on the season or what you have on hand. Here are a few of my favorite twists on this recipe.
- Swap half the peaches for fresh blueberries or raspberries for a mixed berry version
- Add a handful of sliced almonds to the crumb topping before baking for extra crunch
- Stir a splash of almond extract into the filling in place of some of the vanilla
- Use frozen peaches straight from the freezer without thawing, adding an extra 5 to 10 minutes to the bake time
- Add a thin layer of apricot preserves under the peach filling for a deeper, jammier flavor
This is very similar to the swap I make in my Blueberry Pie when berries are more in season than peaches.
Storage and Reheating
These bars hold up well for several days, which makes them great for make ahead entertaining. Just keep them covered so they do not dry out.
- Store bars in an airtight container in the refrigerator for up to 5 days
- Keep them at room temperature in a sealed container for up to 2 days if your kitchen is not too warm
- Freeze individual bars, wrapped tightly in plastic wrap, for up to 3 months
- Thaw frozen bars overnight in the refrigerator before serving
- Warm bars in the microwave for about 15 seconds if you prefer them served warm
My Pecan Pie Bars follow the exact same storage timeline if you want to keep both on hand for a dessert rotation.
Nutritional Facts
These values are estimated per bar, based on a batch cut into 16 squares with the optional glaze included.
Actual numbers will vary depending on the size of your peaches and exact ingredients used.
- Calories: 245 kcal
- Carbohydrates: 36g
- Protein: 3g
- Fat: 10g
- Saturated Fat: 6g
- Cholesterol: 35mg
- Sodium: 95mg
- Fiber: 2g
- Sugar: 21g
For a lighter option, try: Lemon Bars, which use a similarly sized pan with a slightly lower sugar content.
Health Benefits of Key Ingredients
While these bars are absolutely a treat, a few of the ingredients bring some genuine nutritional value along for the ride.
Fresh fruit and whole grain oats both play a part here.
- Peaches provide vitamin C, vitamin A, and dietary fiber, along with natural sweetness that means less added sugar is needed
- Rolled oats add fiber and help slow down sugar absorption compared to an all flour crust
- Cinnamon has natural anti-inflammatory properties and adds warmth without extra calories
- Lemon juice brightens the filling and adds a small dose of vitamin C
- Eggs contribute protein and help bind the crumb dough together
This pairs beautifully with the fruit forward approach in my Strawberry Rhubarb Pie, another dessert built around real, in season produce.
FAQs About Peach Crumb Bars
1. Can I use canned or frozen peaches instead of fresh?
Yes, both work well in this recipe. Drain canned peaches thoroughly and pat them dry, and use frozen peaches straight from the freezer without thawing, adding a few extra minutes to the bake time.
2. Why is my crust soggy on the bottom?
A soggy bottom usually means the crust was not par-baked long enough before adding the filling.
Make sure to bake the crust alone for the full 10 minutes until it looks set and lightly golden.
3. Do I have to peel the peaches?
Peeling gives you a smoother, more pie like texture, but it is not required. Leaving the skins on adds a slightly rustic, cobbler style bite and saves you a prep step.
4. Can I make these bars ahead of time?
Absolutely, these bars actually taste better after a few hours of chilling, which helps the filling set.
You can make them up to 2 days ahead and store them covered in the refrigerator.
5. Why did my bars fall apart when I cut them?
This almost always means they needed more cooling time before slicing.
Let the bars cool completely at room temperature, then chill for at least an hour before cutting into squares.
Read Also: Best Homemade Cherry Pie
Peach Crumb Bars
Ingredients
- 2 1/2 cups all purpose flour 312g
- 1 cup old fashioned rolled oats 80g
- 1 cup packed light brown sugar 213g
- 1/2 cup granulated sugar 100g
- 1 teaspoon baking powder
- 1/2 teaspoon salt
- 1 teaspoon ground cinnamon
- 1 cup unsalted butter 226g, cold and cubed
- 1 large egg
- 1 teaspoon vanilla extract
- 6 cups fresh peaches about 6-7 medium peaches, peeled and sliced (or use frozen without thawing)
- 1/3 cup granulated sugar 67g
- 3 tablespoons cornstarch 24g
- 1 tablespoon fresh lemon juice 15ml
- 1 teaspoon ground cinnamon
- 1/4 teaspoon ground nutmeg
- 1 teaspoon vanilla extract
- salt pinch
- 1 cup powdered sugar 120g
- 2-3 tablespoons milk 30-45ml
- 1/2 teaspoon vanilla extract
Equipment
- 9×13 inch baking pan
- Parchment paper with overhang for easy removal
- Pastry cutter or use your fingertips
- Glass mixing bowl set
- Measuring cups and spoons
- Rubber spatula
- Wire cooling rack
- KitchenAid Hand Mixer (optional) for glaze or double batches
Method
- Preheat oven to 375°F. Line a 9×13-inch pan with parchment paper with overhang on two sides, lightly spray with nonstick spray.
- Whisk flour, oats, brown sugar, granulated sugar, baking powder, salt, and cinnamon in a large bowl. Cut in cold butter until pea-sized crumbs form. Stir in beaten egg and vanilla until shaggy crumbs form.
- Set aside 1/3 of the crumb mixture for topping. Press the remaining 2/3 firmly into the prepared pan. Bake crust alone for 10 minutes until lightly golden and set.
- Toss sliced peaches with sugar, cornstarch, lemon juice, cinnamon, nutmeg, vanilla, and salt in a large bowl. Let sit for 5-10 minutes, then stir again.
- Spread peach filling evenly over par-baked crust, including all juices. Crumble reserved topping over the peaches; do not press down.
- Bake for 35-40 minutes until topping is golden brown and filling bubbles at the edges. Tent with foil if browning too quickly.
- Cool completely on a wire rack for 1 hour, then refrigerate for another hour to set the filling fully before slicing.
- Whisk powdered sugar, milk, and vanilla for the glaze. Lift bars from pan using parchment sling, drizzle with glaze, and slice into 16 squares.
Nutrition
Notes
- Use peaches that are ripe but still slightly firm to prevent a watery filling.
- Chill the reserved crumb topping while the crust bakes so it stays cold and crumbly.
- Do not skip the par-bake step—it keeps the crust from getting soggy.
- Let the bars cool completely and chill before slicing for clean, neat squares.
- Peel peaches for a smooth texture, or leave skins on for a more rustic bite.
- For a mixed berry version, swap half the peaches for fresh blueberries or raspberries.
- Add sliced almonds to the crumb topping for extra crunch.
- Use frozen peaches straight from the freezer without thawing; add 5-10 minutes to the bake time.
- Store bars in an airtight container in the refrigerator for up to 5 days or freeze for up to 3 months.
- Warm individual bars in the microwave for 15 seconds if serving warm.
Private Notes
Tried this recipe?
Let us know how it was!Conclusion
These Peach Crumb Bars are the kind of dessert I make on repeat every summer.
They are simple enough for a weeknight, but pretty enough to bring to any gathering.
Grab the ripest peaches you can find and give this recipe a try this week.
If you make a batch, I would love to hear how they turned out in the comments below, and feel free to share this post with anyone else who loves peach season as much as I do.
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