Strawberry Oatmeal Bars Recipe

These Strawberry Oatmeal Bars are the ultimate summer dessert: a tender oat-and-almond crust, a jammy fresh strawberry filling reduced to just the right consistency, and a crunchy crumble topping. Naturally sweetened with maple syrup and fresh fruit, they make a lighter, fruit-forward treat that’s perfect for picnics, potlucks, or an everyday dessert.

strawberry oatmeal bars sliced on a cutting board and topped with a strawberry

Favorite Strawberry Oatmeal Bars

These bars capture all the bright flavor of ripe strawberries balanced with a slightly sweet, nutty crust. The filling is made by gently reducing diced strawberries with lemon and maple syrup until it becomes thick and jam-like. The base and crumble topping are made from the same oat-and-almond mixture, so you get both a sturdy bottom and a crisp, buttery finish.

healthy strawberry oatmeal bars stacked and topped with fresh strawberries

Why you’ll love these

They combine a tender, slightly sweet crust made from almond meal and oats with a not-too-sweet strawberry filling. These bars are naturally sweetened, easy to assemble, and baked in a single pan—no complicated layering or fussy techniques.

The Perfect Crust

The crust is a simple, flavorful mix of superfine almond meal (almond flour), rolled oats, coconut oil, maple syrup, and vanilla. The same mixture makes the crumble topping once a little coconut sugar is stirred in. Mixing everything in one bowl means fewer dishes and an easy, reliable texture: sturdy enough to hold the softened fruit but tender and buttery when baked.

Here’s What You Need

  • Almond meal (superfine blanched almond meal)
  • Rolled oats
  • Unsweetened almond milk
  • Coconut oil (softened, not melted)
  • Maple syrup (or honey)
  • Vanilla extract
  • Coconut sugar (or brown sugar) for the crumble topping
crust and crumble topping in a baking dish with parchment paper

How to Make Strawberry Oatmeal Bars

The method is straightforward and forgiving. You’ll prepare a single oat-and-almond mixture, press most of it into an 8×8-inch pan for the crust, reduce a fresh strawberry filling on the stove, then top with the reserved crumble and bake. Read through all steps before starting so timing is easy to manage.

Step 1: Preheat and Prep

Preheat your oven to 350ºF. Line an 8×8-inch baking pan with parchment paper, leaving an overhang on two opposite sides to lift the finished bars out easily for slicing.

Step 2: Make the Crust and Crumble

In one bowl, combine the almond meal, rolled oats, almond milk, softened (not melted) coconut oil, maple syrup, vanilla, and a pinch of salt. Mix until the ingredients hold together as a crumbly dough. Set aside one tablespoon of coconut sugar for the crumble topping; keep it separate for now.

Step 3: Press and Reserve

Press about two-thirds of the mixture evenly into the prepared pan to form the crust. Put the remaining one-third in a separate bowl, add the tablespoon of coconut sugar, and mix to create the crumble topping you’ll sprinkle over the filling later.

Step 4: Partially Bake the Crust

Bake the crust at 350ºF for 10 minutes. Remove from the oven and let it cool slightly while you make the filling.

sliced strawberries in a cast iron skillet ready to be reduced

Step 5: Prep and Reduce the Strawberries

For the filling, place diced fresh strawberries, lemon juice, lemon zest, maple syrup, and a pinch of salt into a medium saucepan or cast-iron skillet. Heat over medium-high, bring to a boil, then reduce to low and simmer for about 20 minutes, stirring frequently and breaking up the strawberries so the mixture reduces and concentrates in flavor. This step is important to avoid a watery filling.

Step 6: Thicken the Filling

Once the strawberries have darkened and most of the liquid has reduced, sprinkle in 2 tablespoons of tapioca flour and stir thoroughly until the mixture thickens and no lumps remain. The filling should become glossy, sticky, and jam-like.

strawberry filling reduced in a cast iron skillet

Step 7: Assemble

Spread the thickened strawberry filling evenly over the partially baked crust. Scatter the reserved crumble mixture over the top so you have a crunchy, golden finish after baking.

Step 8: Bake Until Set

Return the pan to the oven and bake at 350ºF for another 20 minutes, until the crumble is golden and the filling is bubbling gently at the edges.

Step 9: Cool Thoroughly

Remove the bars from the oven and let them cool at room temperature for about 20 minutes. Then refrigerate for at least 2 hours to allow the filling to fully set. For best results, chill overnight. This step is crucial: tapioca starch needs time to cool and firm up so the bars slice cleanly.

Let them cool!

Important: Do not slice while the bars are still warm. The filling will be too soft and the bars will be messy. You’ll know they’re ready when the filling feels gel-like and no longer sticks to your fingers.

sliced strawberry oatmeal bars topped with whipped cream and a fresh strawberry

Step 10: Slice and Serve

Lift the cooled slab from the pan using the parchment overhang, place on a cutting board, and slice into squares. Serve plain or with a dollop of whipped cream or a scoop of ice cream. These bars hold their shape well after chilling and make a delightful seasonal treat.

Storage

Store the bars covered in the refrigerator for up to 3–5 days. Let them sit at room temperature for 20 minutes before serving to soften slightly, or microwave a single piece for 20–30 seconds if you prefer it warm.

More Favorites

Oatmeal Bars

  • Triple Berry Crumble Bars
  • Lemon Blueberry Crumble Bars
  • Banana Oatmeal Bars
  • Cherry Cobbler Bars
strawberry oatmeal bar sliced and topped with whipped cream and a sliced fresh strawberry

Healthy Strawberry Recipes

Healthy Strawberry Recipes

Looking for more strawberry ideas? Try smoothies, quick breads, salads, pancakes, and overnight oats that highlight fresh, seasonal berries.

Recipe: Strawberry Oatmeal Bars

The best strawberry oatmeal bars are naturally sweetened with fresh strawberries and maple syrup. The crust is buttery and hearty, made from almond meal and rolled oats.

By: Lee Funke

Prep: 25 mins • Cook: 30 mins • Servings: 9

Ingredients

Crust and Crumble

  • 2 1/2 cups superfine blanched almond meal (almond flour)
  • 1 1/2 cups rolled oats
  • 1 tablespoon unsweetened almond milk
  • 1/4 cup softened coconut oil (not melted)
  • 1/4 cup maple syrup or honey
  • 1 teaspoon vanilla extract
  • 1/8 teaspoon salt
  • 1 tablespoon coconut sugar or brown sugar (for the crumble)

Strawberry Filling

  • 3 cups fresh strawberries, finely diced
  • 1/4 cup lemon juice
  • Zest from one lemon
  • 1/3 cup maple syrup or honey
  • 2 tablespoons tapioca flour
  • Pinch of salt

Instructions

  1. Preheat oven to 350ºF and line an 8×8-inch pan with parchment paper.
  2. Mix almond meal, oats, almond milk, softened coconut oil, maple syrup, vanilla, and salt until crumbly but pressable. Reserve one tablespoon of coconut sugar for the topping.
  3. Press two-thirds of the mixture into the pan for the crust. Combine the remaining mixture with the reserved coconut sugar for the crumble topping.
  4. Bake crust for 10 minutes and set aside to cool slightly.
  5. Combine diced strawberries, lemon juice, lemon zest, maple syrup, and a pinch of salt in a saucepan. Bring to a boil over medium-high heat, then simmer on low for 20 minutes, stirring frequently and breaking up the fruit.
  6. Stir in 2 tablespoons tapioca flour and cook until the filling thickens and becomes jam-like.
  7. Spread the filling over the baked crust and sprinkle the crumble mixture on top.
  8. Bake for an additional 20 minutes at 350ºF, until the top is golden.
  9. Cool 20 minutes at room temperature, then refrigerate at least 2 hours or overnight for best results.
  10. Lift from the pan, slice into squares, and serve.

Tips & Notes

  • Chilling is essential. Cooling activates the tapioca starch and helps the filling set, making clean slices possible.
  • Do not slice while warm — the filling will be too soft and the bars will fall apart.

Nutrition (per serving)

Serving: 1 of 9 • Calories: 365 kcal • Carbohydrates: 37 g • Protein: 9 g • Fat: 23 g • Fiber: 6 g • Sugar: 18 g. Nutrition is an approximation.