Easy Strawberry Oat Breakfast Bars

Featured in Irresistible Desserts.

Simple one-bowl strawberry oatmeal bars with butter crumb topping. Takes 55 minutes and makes 16 bars. Great for meal prep and freezer-friendly.
Casey
Updated on Mon, 10 Feb 2025 01:38:49 GMT
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Standing in my kitchen, surrounded by fresh strawberries and the smell of melting butter, I'm reminded why these bars have become my go-to recipe for everything from afternoon snacks to potluck contributions. They strike that perfect balance between wholesome and indulgent, where whole grains meet juicy berries in a buttery embrace.

Last week, my daughter helped make these for her bake sale. They sold out first - sometimes the simplest recipes are the most beloved.

Essential Elements

  • Fresh Strawberries: The star of our show
  • Old-Fashioned Oats: For perfect texture
  • Whole Wheat Flour: Adds nutty depth
  • Good Butter: No substitutes here
  • Pure Vanilla: Makes everything better
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Creating Magic

The Base:
Start with melted butter - this recipe's first gift is that you don't need to wait for butter to soften. Stir in your honey and brown sugar until it looks like wet sand. Then come the oats and flour, creating a mixture that should hold together when pressed. The first time I made these, I worried it was too crumbly - trust the process.
The Filling:
Here's where simple becomes sublime. Those fresh strawberries, tossed with just enough sugar and cornstarch to create what essentially becomes homemade jam in the oven. I learned to dice the berries fairly small for better distribution. Nothing worse than biting into a bar and getting no berry!
Assembly Art:
Press about two-thirds of your oat mixture into the pan - don't be shy about really pressing it down. Then scatter your prepared strawberries evenly. The remaining oat mixture gets sprinkled on top, creating those perfect crumbly bits everyone fights over.

Last month, I brought these to a school function. Three moms asked for the recipe, and one confessed to eating four bars while "helping" serve them.

The Art of Variations

Through years of experimenting in my kitchen, watching seasons change through my choice of fruits, I've discovered that these bars become an entirely different experience with each variation. After countless batches and endless taste-testing sessions with family and friends who've become willing guinea pigs, I've developed some combinations that have earned permanent spots in my recipe collection.

Summer's Bounty

When the farmers' markets overflow with fresh berries and stone fruits, I love creating colorful medleys that showcase the best of the season:

Combine raspberries, blueberries, and blackberries for a triple-berry explosion that makes every bite a surprise.

Layer fresh peaches with tart raspberries for a combination that tastes like summer sunshine.

Mix plump blackberries with fragrant vanilla beans, letting their seeds add subtle crunch and flavor.

Blend sun-ripened strawberries with wild blueberries for a patriotic touch that's perfect for summer gatherings.

Incorporate fresh cherries with almond extract for a sophisticated twist that elevates these humble bars.

Autumn's Embrace

As the weather cools and summer fruits fade, warming spices and heartier fruits take center stage:

Transform the bars with cinnamon-spiced apples and a touch of caramel for a taste of fall.

Add pears and ginger for a sophisticated autumn variation.

Mix cranberries and orange zest for a holiday-worthy treat.

Combine figs and honey for a Mediterranean-inspired version.

Layer in persimmons and warming spices for something unexpected.

Sweet Finishing Touches

The question of glazing these bars becomes a delightful opportunity for customization, transforming them from humble breakfast fare to elegant dessert worthy of your fanciest dinner parties. Through countless variations and occasions, I've discovered that the glaze isn't just a topping - it's an art form that can completely transform these bars:

Morning Glory

For breakfast-worthy versions that still feel special:

Drizzle with honey-yogurt glaze for protein boost.

Swirl maple butter over warm bars for weekend indulgence.

Add coconut butter drizzle for tropical flair.

Create orange-vanilla glaze for citrus lovers.

Finish with almond butter drizzle for extra protein.

Dessert Elegance

When serving as a proper dessert:

Layer rich vanilla bean glaze over still-warm bars.

Drizzle with brown butter icing for nutty depth.

Add white chocolate for special occasions.

Create caramel drizzle for fall flavors.

Finish with cream cheese glaze for tangy sweetness.

Storage Wisdom

After years of making these for everything from bake sales to holiday gifts, I've perfected the art of keeping them fresh:

Store at room temperature for up to three days, wrapped in parchment and tucked in an airtight container.

Refrigerate for up to a week, though the crumb topping might soften slightly.

Freeze unglazed bars for up to three months, individually wrapped and stored in freezer bags.

Thaw overnight in the refrigerator before serving.

Warm gently before serving for the best texture.

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Perfect Ending

These bars have become more than just another recipe in my collection - they're my solution to early morning meetings, unexpected guests, bake sale emergencies, and those moments when only something sweet and fruity will do. They remind us that good baking doesn't need to be complicated to be memorable.

Whether you're making them for a special occasion or just because it's Tuesday, remember that the best recipes are the ones that adapt to your life and taste. Make them your own, play with the fruits and glazes, but always, always make enough to share - because these bars have a way of making friends.

And don't forget to save the corner pieces for yourself - baker's privilege, after all.

Frequently Asked Questions

→ Can I use frozen strawberries?
Yes, just thaw completely and pat dry before using to prevent excess moisture.
→ How do I store these bars?
Store in the refrigerator for up to 5 days or freeze for longer storage.
→ Can I make these gluten-free?
Yes, use certified gluten-free oats and substitute the flour with 1:1 gluten-free baking flour.
→ Can I skip the glaze?
Yes, the glaze is optional. The bars are delicious with or without it.
→ Can I use different fruit?
Yes, other berries or diced fruit work well. Adjust sugar based on fruit's sweetness.

Healthy Strawberry Oatmeal Bars

Wholesome oatmeal bars filled with fresh strawberries and topped with buttery crumble - perfect for breakfast or snack time.

Prep Time
20 Minutes
Cook Time
35 Minutes
Total Time
55 Minutes
By: Casey


Difficulty: Intermediate

Cuisine: American

Yield: 16 Servings (16 bars)

Dietary: Vegetarian

Ingredients

→ For the Strawberry Bars

01 1 cup old-fashioned rolled oats
02 3/4 cup white whole wheat flour
03 1/3 cup light brown sugar
04 1/4 teaspoon ground ginger
05 1/4 teaspoon kosher salt
06 6 tablespoons unsalted butter, melted
07 2 cups small-diced strawberries (about 10 ounces)
08 1 teaspoon cornstarch
09 1 tablespoon freshly squeezed lemon juice
10 1 tablespoon granulated sugar

→ For the Vanilla Glaze (Optional)

11 1/2 cup powdered sugar, sifted
12 1/2 teaspoon pure vanilla extract
13 1 tablespoon milk of choice

Instructions

Step 01

Place a rack in the center of your oven and preheat to 375 degrees F. Line an 8×8-inch baking pan with parchment paper so that the paper overhangs two sides like handles.

Step 02

In a medium bowl, combine the oats, flour, brown sugar, ginger, and salt. Pour in the melted butter and stir until it forms clumps and the dry ingredients are evenly moistened. Set aside 1/2 cup of the crumble mixture.

Step 03

Press the remaining crumb mixture into an even layer in the bottom of the prepared pan. Press very firmly so the crust holds together.

Step 04

Scatter half of the strawberries over the crust. Sprinkle the cornstarch evenly over the top, then sprinkle on the lemon juice and 1/2 tablespoon of the granulated sugar. Scatter on the remaining berries, then the remaining sugar. Sprinkle the reserved crumbs over the top.

Step 05

Bake for 35 to 40 minutes, until the fruit is bubbly and the crumb topping smells toasty and looks golden. Cool completely on a wire rack.

Step 06

Whisk together the powdered sugar, vanilla, and milk until smooth. Using the parchment-paper handles, lift the bars from the pan. Drizzle with glaze, slice, and serve.

Notes

  1. Can be made gluten-free using certified GF oats and 1:1 baking flour
  2. Recipe can be doubled for 9x13 pan
  3. Freezes well for up to 3 months

Tools You'll Need

  • 8x8-inch baking pan
  • Parchment paper
  • Medium mixing bowl
  • Measuring cups and spoons

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains gluten (wheat flour)
  • Contains dairy (butter)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 100
  • Total Fat: 5 g
  • Total Carbohydrate: 14 g
  • Protein: 2 g