Are you ready to indulge in a sweet, fruity treat that will have everyone asking for seconds? I know I am! These Blackberry Oatmeal Bars are not only delicious but also incredibly easy to make. Perfect for a snack, dessert, or even a breakfast on the go, they are sure to become a family favorite. Plus, if you’re looking for easy pasta recipes or 30-minute meals to pair with these bars, I’ve got you covered! Let’s dive into this delightful recipe!
Why You’ll Love This Recipe
- Quick and easy to prepare, making it perfect for busy weeknights.
- Made with fresh blackberries, these bars are a healthy dessert option.
- They can be enjoyed warm or cold, making them versatile for any occasion.
- Great for meal prep—make a batch and enjoy them throughout the week!
- Perfect for sharing at gatherings or as a sweet treat for your family.
Ingredients
To whip up these scrumptious Blackberry Oatmeal Bars, you’ll need the following ingredients:
- 1 1/2 cups all-purpose flour (regular or gluten-free*)
- 1 1/2 cups uncooked quick-cooking oats (regular or gluten-free*)
- 1 cup firmly packed brown sugar
- 1/2 teaspoon baking soda
- 1/4 teaspoon salt
- 1/3 cup chopped pecans
- 1 cup (2 sticks) unsalted butter (room temperature)
- 2 cups fresh blackberries
- 1 tablespoon granulated sugar
- 1 tablespoon cornstarch
Full ingredient list with measurements is provided in the printable recipe card below.
How to Make the Recipe
Now, let’s get to the fun part—making these delicious bars!
- Preheat your oven to 350°F.
- Line a 9×9 inch square baking pan with foil or parchment paper and spray it with non-stick cooking spray.
- In a small bowl, toss the blackberries with granulated sugar and cornstarch. Set aside to let the flavors meld.
- In the bowl of a standing mixer, combine the flour, oats, brown sugar, baking soda, salt, and chopped pecans. Mix until fully combined. (A handheld mixer works just as well!)
- Add the softened butter and beat on low speed until the mixture resembles coarse crumbs.
- Spoon half of the oatmeal mixture into the prepared pan and gently press it into the bottom.
- Top with the cornstarch-coated blackberries, spreading them evenly.
- Sprinkle the remaining oatmeal mixture over the blackberries. Note: do not press down on this layer!
- Bake for 30 to 35 minutes or until golden brown.
- Allow to cool completely before slicing into 16-25 squares.
Pro Tips for Making the Recipe
Here are some of my favorite tips to ensure your Blackberry Oatmeal Bars turn out perfectly:
- Make sure your butter is at room temperature for easy mixing.
- Feel free to substitute blackberries with other berries for a mixed berry twist—try making Mixed Berry Oatmeal Bars!
- If you prefer a nut-free version, simply omit the pecans.
- For an extra touch, drizzle some melted chocolate over the bars once they’ve cooled.
How to Serve
These Blackberry Oatmeal Bars are delightful on their own, but here are some serving suggestions to elevate your experience:
- Serve warm with a scoop of vanilla ice cream for a delicious dessert.
- Pair with a cup of tea or coffee for a lovely afternoon snack.
- Top with whipped cream and fresh berries for a beautiful presentation at gatherings.
- For a fun twist, try them with a dollop of yogurt for breakfast!
Make Ahead and Storage
These bars are perfect for meal prep! Here’s how to store them:
- Store in an airtight container at room temperature for up to 3 days.
- For longer storage, keep them in the refrigerator for up to a week.
- You can also freeze them! Just wrap individual bars in plastic wrap and place them in a freezer-safe bag. They’ll last for up to 3 months.
Now that you have this delightful recipe in your arsenal, you can enjoy these Blackberry Oatmeal Bars any time you crave a sweet treat. And if you’re looking for more delicious ideas, check out my Fruit Shuffles or try my refreshing Strawberry Crunch Salad for a perfect side dish. Happy baking!

Blackberry Oatmeal Bars
Ingredients
Dough and topping
- 1 1/2 cups all-purpose flour (regular or gluten-free*)
- 1 1/2 cups uncooked quick-cooking oats (regular or gluten-free*)
- 1 cup firmly packed brown sugar
- 1/2 teaspoon baking soda
- 1/4 teaspoon salt
- 1/3 cup chopped pecans
- 2 sticks unsalted butter (room temperature)
- 2 cups fresh blackberries
- 1 tablespoon granulated sugar
- 1 tablespoon cornstarch
Instructions
- Preheat oven to 350°F (175°C). Line a 9x9 inch pan with foil and spray with non-stick spray.
- Toss blackberries with sugar and cornstarch; set aside.
- Mix flour, oats, brown sugar, baking soda, salt, and pecans. Add butter and beat until coarse crumbs form.
- Press half of the mixture into the pan, top with blackberries, then sprinkle remaining mixture on top without pressing down.
- Bake for 30-35 minutes until golden. Cool completely before slicing into squares.