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There’s something magical about a bubbling Apple and Blackberry Crumble. Especially when the weather turns cool and you crave a warm, fruit‑packed hug in a bowl.

Picture tart granny smith apples mingling with juicy blackberries under a golden, crunchy crumble topping that smells like cinnamon heaven.

Apple and Blackberry Crumble is already sounding tasty, eh?

It’s the ultimate comfort dessert and, honestly, a crowd favorite for any time of year.

By the way, I caught Jeremy eating this out of the fridge the other day,

LOL. Yeah, it’s blackberry season.

Why do I love it so much?

First, the ingredient list is short.

Just simple ingredients you probably have on hand or can snag at your local market during blackberry season.

Second, it’s nearly foolproof.

Even if this is your first time making a crumble, you’ll end up with a delicious dessert that earns a five‑star rating from your taste buds (and everyone else’s).

And third, it’s super flexible.

Swap berries, adjust the amount of sugar, or play with spices.

This crumble forgives and forgets.

Oh, and let’s not forget the joy of serving it.

Bring the dish straight from the oven, spoon steaming portions into bowls, and top each with a scoop of vanilla ice cream (or double cream if you’re feeling fancy).

The cold cream hits the hot fruit, melts, and runs into every jammy corner.

Talk about the perfect way to end dinner! Ready to bake?

Let’s make an Apple and Blackberry Crumble that tastes like just like grandma made it.

Some of our other favorite SUMMER RECIPES we have on our site include: Lemon Poppyseed Bars, Blueberry Cream Cheese Muffins Recipe, and Homemade Frozen Yogurt (Easy No Churn Recipe).

Jump to:

WHY THIS RECIPE WORKS:
INGREDIENTS NEEDED (SCROLL TO THE BOTTOM OF THIS POST FOR THE FULL RECIPE CARD):
HOW TO MAKE APPLE AND BLACKBERRY CRUMBLE:
FAQ: FREQUENTLY ASKED QUESTIONS ABOUT THIS RECIPE:
CAN I USE A DIFFERENT BERRY?
WHAT MAKES IT A CRUMBLE?
CAN THIS BE MADE AHEAD?
ANY ADDITIONS?
ANY SUBSTITUTIONS?
HOW TO STORE:
DANA’S TIPS AND TRICKS:
Apple and Blackberry Crumble Recipe

WHY THIS RECIPE WORKS:

Balanced fruit combo
Tart granny smith apples and sweet‑tart fresh blackberries create a bright, layered flavor. No bland bites here.
Foolproof crumble topping
Butter, plain flour, oats, and sugar transform into a crumble topping that bakes golden brown and stays crunchy even after reheating.
Thick, jammy filling
A quick cornstarch slurry traps the fruit juices, so every spoonful is thick (no soupy) making it easy to pair with ice cream or custard sauce.

INGREDIENTS NEEDED (SCROLL TO THE BOTTOM OF THIS POST FOR THE FULL RECIPE CARD):

Granny Smith apples
Unsalted butter
Light brown sugar
Ground cinnamon
Fresh blackberries
Vanilla extract
All‑purpose (purpose) flour
Old‑fashioned oats
Salted butter (for topping)
Water
Cornstarch

HOW TO MAKE APPLE AND BLACKBERRY CRUMBLE:

Preheat the oven to 400°F. Spray a 10-inch baking dish with cooking spray, and set aside. You can also use a 9-inch baking dish with high sides.
Peel and core the apples and cut them into fourths, then into a medium dice.
Place the butter into a large skillet over medium heat. Melt the butter, add in the brown sugar and cinnamon, stir to combine.
Add the apples, stir to coat in the butter mixture, and let cook, stirring occasionally, for 8 minutes.
Stir in the blackberries and cook for 4 minutes until the apples are tender.
In a small bowl, whisk together the water and cornstarch.
Slowly stream it in while stirring constantly, cook 1-2 minutes until the mixture is thickened.
Add the mixture to the prepared baking dish and set aside.
Place the brown sugar, flour, oats, and cinnamon in a medium-sized bowl. Stir to combine.
Pour in the butter and mix to combine with a fork until crumbly.
Sprinkle the crumble all over the fruit filling.
Bake for 20-25 minutes until the top is golden brown and the filling is bubbling. Place a sheet tray underneath to catch any drips
Let cool slightly before serving.

FAQ: FREQUENTLY ASKED QUESTIONS ABOUT THIS RECIPE:

CAN I USE A DIFFERENT BERRY?

Absolutely. Blueberries, raspberries, or strawberries work. Just keep the total fruit mixture weight about the same for best results.

Heck, you could try something crazy like gooseberries if you want.

Look it up if you haven’t seen those before, haha.

WHAT MAKES IT A CRUMBLE?

It’s that buttery crumble mix on top.

Coarse bits of flour, oats, sugar, and butter that bake into a crisp, crunchy topping.

A “crisp” often skips oats, while a “cobbler” gets biscuit dough.

Funny how we have to have names for them all.

I could go for any one of them right now.

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CAN THIS BE MADE AHEAD?

Yes! Assemble the unbaked crumble, cover with plastic wrap, and keep in the fridge up to 24 hours.

Bake straight from the fridge.

Add five minutes to the baking time.

I can’t tell you how many times I’ve caught Jeremy with a spoon heading for the fridge.

Like, dude, get a bowl! HA!

ANY ADDITIONS?

Something sweet? Something crunchy? Feel free to add to the recipe. It’s all yours now!

Handful of chopped pecans in the topping
Pinch of nutmeg with the cinnamon
Splash of lemon juice over the apples for extra tang
Drizzle of maple syrup before baking
Sprinkle of vanilla bean paste into the fruit
Couple tablespoons of dried cranberries
Generous grating of orange zest
Caramel bits tucked into the fruit layer
Light dusting of caster sugar on top for sparkle
Spoonful of bourbon in the fruit for an adult twist

ANY SUBSTITUTIONS?

There are always options when it comes to a good berry crumble.

Pink Lady or braeburn apple for Granny Smith
Frozen blackberries (no need to thaw, just increase cooking time 5 minutes)
Gluten‑free plain flour and certified GF oats for wheat‑free friends
Coconut sugar instead of brown sugar for deeper taste
Vegan butter in place of dairy butter
Almond flour for half the flour to add nutty flavor

HOW TO STORE:

ROOM TEMPERATURE: Cover leftover crumble with plastic wrap; good up to 1 day if your kitchen is cool.

REFRIGERATOR: Transfer to an airtight container, chill up to 4 days.

Reheat at medium‑low heat in the oven for crisp topping.

FREEZER: Freeze baked crumble, wrapped tightly, up to 2 months.

Thaw overnight in fridge, warm in a medium oven until bubbly.

DANA’S TIPS AND TRICKS:

Cut apples into even chunks so they cook at the same speed.
Keep butter cold for the topping—cold butter = coarse breadcrumbs that bake crunchy.
Place the baking dish on a sheet pan to catch drips; burnt sugar on the oven floor is no fun.
If topping browns too quickly, tent with parchment paper for the last ten minutes.
Let crumble rest 10 minutes; the filling thickens and won’t scorch your tongue.
Use a food processor for the crumble if you’re in a rush—pulse just until clumpy.

Warm, bubbly, and sweet‑tart, this apple and blackberry crumble checks every box: quick prep, special occasion worthy, yet simple enough for weeknights.

Grab a spoon and dig in while it’s still steaming!