This peach blueberry crisp is all of summer’s finest in one pan! Juicy peaches and blueberries, a crispy oatmeal streusel on top, and that obligatory scoop of vanilla ice cream.

It’s not summer in our house until the first fruit crisp enters the oven! And this peach blueberry crisp just might take the prize for the most-requested recipe.
Juicy summer peaches and big fresh blueberries are the perfect duo here and play a pretty mean crisp game with buttery oatmeal streusel baked on top.
And of course, a lot, and I mean a LOT of ice cream scooped on top.

My favorite part? A fruit crisp is one of the quickest summer desserts you could ever make! It only takes about 10 minutes to pull this one together and then only a quick 30-35 minute trip to the oven.
No waiting around for it to cool either! You absolutely must enjoy it warm for the best crisp experience.
This Fruit Crisp Features…
- Sweet, juicy summer peaches and blueberries
- A golden brown sugar oatmeal streusel topping
- Minutes to make and incredible warm with vanilla ice cream or whipped cream

Making the Fruit Crisp
(scroll down to the bottom of the post for the full recipe)
Ingredients You Will Need
- Peaches
- Blueberries
- Granulated sugar
- Lemon juice
- Cornstarch
- Oats
- All-purpose flour
- Brown sugar
- Cinnamon
- Kosher salt
- Unsalted butter
Fresh vs. Frozen Fruit
This recipe works well with either! If you choose to go the frozen route, no need to thaw the fruit prior to making the filling. You may just need to add an extra 5 minutes or so to the bake time.

Tips for Perfect Fruit Crisp
- Cut peaches in uniform size – peel the peaches and cut them into uniform 1/4-inch thick slices so they all cook at the same rate.
- Add lemon juice to fruit filling – lemon juice brightens up the fruit and balances the flavors perfectly.
- Use old-fashioned rolled oats for topping – this gives the streusel a perfect heartiness and lots of texture.
- Measure flour correctly – I use the spoon-and-level technique for measuring flour as this will prevent over-measuring your flour. Use a spoon to scoop flour into the measuring cup, then level with the back of a knife. For the highest level of accuracy, you can also weigh your flour.
Recipe Variations
Try these ideas for a different twist on this crisp.
- Try another stone fruit or berry – try nectarines, plums or apricots in place of the peaches. You can also use diced strawberries, blackberries, or raspberries in place of the blueberries.
- Add nuts to topping – try sliced almonds, chopped walnuts, or pecans.
Serving Suggestions
I recommend serving this fruit crisp warm from the oven while the fruit is warm and juicy and the topping is crisp. Try serving it with scoops of vanilla ice cream or homemade whipped cream scooped onto individual servings.

Every bite of this crisp is like pure summer bliss! The creamy vanilla ice cream melts into all the nooks and crannies of the juicy fresh fruit and all that crunchy streusel and it’s just a peak summer experience.
Just know I’m not responsible when you eventually find yourself having to double and triple this recipe to keep up with the demand.
Save this recipe using the ‘save to recipe box’ button below. If you make it, please let us know! Leave a comment + star rating below, or take a photo and tag it on Instagram with #wholeandheavenlyoven.

More summery fruit crisps to bake next!
Peach Blueberry Crisp
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Ingredients
- 4 medium peaches, peeled and thinly sliced (about 3 cups)
- 1-1/2 cups fresh or frozen blueberries
- 1/3 cup (90g) granulated sugar
- 1 tablespoon lemon juice
- 3 tablespoons (24g) cornstarch
- 1 cup (100g) old-fashioned rolled oats
- 1/2 cup (70g) all-purpose flour (spooned and leveled)
- 1/3 cup (90g) packed light brown sugar
- 1/2 teaspoon (1g) ground cinnamon
- 1/4 teaspoon (1/2g) kosher salt
- 1/3 cup unsalted butter, melted
- Vanilla ice cream or whipped cream for serving
Instructions
- Preheat oven to 350F. Lightly grease a 9-inch cast iron skillet or a square 9-inch pan and set aside.
- In a large bowl, combine peaches, blueberries, granulated sugar, lemon juice, and cornstarch until evenly coated. Spread in an even layer in the bottom of prepared pan.
- In a large bowl, combine oats, flour, brown sugar, cinnamon, salt, and melted butter until mixture is crumbly.
- Spread oat topping in an even layer over fruit. Bake crisp at 350F 30-35 minutes until fruit is bubbly and topping is golden brown.
- Allow crisp to cool slightly then serve warm with vanilla ice cream or whipped cream on top. Enjoy!
Notes
Nutrition
This post was updated with new recipe adjustments and photos on 7/25/26.


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