Strawberry Oatmeal Crumble Bars Recipe

Strawberry Oatmeal Crumble Bars are a deliciously sweet and buttery dessert with a crumbly oat base, a layer of juicy strawberry filling, and a golden crisp topping. These bars are perfect for breakfast, a snack, or a dessert and can be made with fresh or frozen strawberries.

Why You’ll Love This Recipe

  • Buttery, crumbly texture with a sweet strawberry filling
  • Easy to make with simple ingredients
  • Perfect for breakfast, dessert, or snacking
  • Can be made ahead and stored for later
  • Easily adaptable with different fruits or add-ins

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

For the Crust & Crumble Topping:

  • Old-fashioned oats
  • All-purpose flour
  • Brown sugar
  • Unsalted butter, melted
  • Vanilla extract
  • Cinnamon (optional)

For the Strawberry Filling:

  • Fresh or frozen strawberries, diced
  • Granulated sugar
  • Cornstarch
  • Lemon juice

Directions

  1. Preheat the oven: Set to 350°F (175°C) and line an 8×8-inch baking dish with parchment paper.
  2. Make the crumble mixture: In a bowl, mix oats, flour, brown sugar, cinnamon, and melted butter until crumbly. Reserve ⅓ of the mixture for the topping.
  3. Prepare the filling: In another bowl, toss strawberries with sugar, cornstarch, and lemon juice.
  4. Assemble the bars: Press ⅔ of the oat mixture into the baking dish. Spread the strawberry filling over the crust, then sprinkle the reserved crumble mixture on top.
  5. Bake: Bake for 35-40 minutes until golden brown and bubbly.
  6. Cool & slice: Let cool completely before cutting into bars.

Servings and Timing

  • Servings: 9-12 bars
  • Prep Time: 10 minutes
  • Cook Time: 40 minutes
  • Total Time: 50 minutes

Variations

  • Mixed Berry Bars: Use a blend of raspberries, blueberries, or blackberries.
  • Gluten-Free: Swap flour for a gluten-free all-purpose blend.
  • Nutty Crunch: Add chopped almonds or pecans to the topping.
  • Healthier Version: Use coconut oil instead of butter and maple syrup instead of sugar.
  • Chocolate Twist: Drizzle melted dark chocolate on top before serving.

Storage/Reheating

  • Refrigeration: Store in an airtight container for up to 5 days.
  • Freezing: Freeze individually wrapped bars for up to 2 months.
  • Reheating: Enjoy at room temperature or warm in the microwave for a few seconds.

FAQs

Can I use frozen strawberries?

Yes, just thaw and drain excess liquid before using.

How do I prevent soggy bars?

Make sure to use cornstarch in the filling to help thicken the fruit mixture.

Can I make this dairy-free?

Yes, use coconut oil or vegan butter instead of regular butter.

Can I reduce the sugar?

Yes, use less sugar or replace it with honey or maple syrup.

Do I need to refrigerate these bars?

They’re fine at room temperature for a day but last longer in the fridge.

Can I add a glaze?

Yes! Drizzle with a simple powdered sugar and milk glaze for extra sweetness.

Can I double the recipe?

Yes, bake in a 9×13-inch pan and increase the baking time slightly.

Are these good for breakfast?

Absolutely! They’re similar to a fruit-filled oatmeal bar.

Can I use store-bought jam instead of fresh fruit?

Yes, but reduce the sugar since jam is already sweetened.

How do I get clean slices?

Chill before cutting and use a sharp knife for even bars.

Conclusion

Strawberry Oatmeal Crumble Bars are a delicious and easy-to-make treat that’s perfect for any occasion. With a buttery crust, sweet fruit filling, and crunchy topping, they’re a guaranteed crowd-pleaser. Try them today for a delightful homemade snack!

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Strawberry Oatmeal Crumble Bars Recipe

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  • Author: clara
  • Prep Time: 10 minutes
  • Cook Time: 35 minutes
  • Total Time: 45 minutes
  • Yield: 912 bars 1x
  • Category: Dessert, Snack
  • Method: Baking
  • Cuisine: American

Description

These strawberry oatmeal crumble bars are buttery, fruity, and packed with wholesome oats! Perfect as a snack, dessert, or even breakfast treat.


Ingredients

Units Scale
For the Crust & Crumble:
  • 1 1/2 cups old-fashioned oats
  • 1 1/4 cups all-purpose flour
  • 1/2 cup brown sugar, packed
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon cinnamon (optional)
  • 1/4 teaspoon salt
  • 3/4 cup unsalted butter, melted
For the Strawberry Filling:

 

  • 2 cups fresh or frozen strawberries, diced
  • 1/3 cup granulated sugar
  • 1 tablespoon cornstarch
  • 1 teaspoon lemon juice
  • 1 teaspoon vanilla extract

Instructions

  1. Preheat Oven & Prepare Pan:

    • Preheat oven to 350°F (175°C).
    • Line an 8×8-inch baking pan with parchment paper.
  2. Make the Oat Crust & Crumble:

    • In a large bowl, mix oats, flour, brown sugar, baking powder, cinnamon, and salt.
    • Pour in melted butter and stir until the mixture forms a crumbly texture.
    • Press two-thirds of the mixture into the bottom of the prepared pan to form the crust.
  3. Prepare the Strawberry Filling:

    • In a saucepan over medium heat, combine strawberries, sugar, cornstarch, lemon juice, and vanilla.
    • Cook for 5-7 minutes, stirring, until the mixture thickens.
    • Let cool slightly, then spread evenly over the crust.
  4. Add the Crumble Topping & Bake:

    • Sprinkle the remaining oat mixture over the strawberry layer.
    • Bake for 30-35 minutes until golden brown and bubbly.
  5. Cool & Serve:

    • Let bars cool completely before slicing.
    • Enjoy as is or with a scoop of vanilla ice cream!

Notes

  • Swap strawberries for raspberries, blueberries, or mixed berries.
  • For a healthier version, use coconut sugar and whole wheat flour.
  • Make it gluten-free by using oat flour and certified gluten-free oats.

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