These healthy strawberry oatmeal bars are vegan, dairy-free, and gluten-free. Made from whole-grain rolled oats, walnuts, coconut oil in place of butter, and a jammy strawberry fruit spread, they offer a lighter, more nourishing take on a classic oat bar. With fiber-rich oats and simple plant-based ingredients, these bars balance texture and flavor while still feeling indulgent.

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The backstory.
I wanted an old-school oatmeal bar with a firm crust, a jammy center, and a crumb topping you inevitably taste first — but updated to match how I cook now. Swapping whole wheat flour and butter for gluten-free all-purpose flour and coconut oil was the quiet win: same comforting feel, but lighter and just as worth the oven time.
xoxo Kori
It’s a must-make.
This is the kind of bake-once, enjoy-all-week treat that fits real life while still feeling intentional.
- Naturally sweetened. Coconut sugar and strawberry fruit spread provide sweetness without being cloying.
- Hearty & wholesome. Rolled oats give chew and structure so the bars hold their shape.
- Perfectly crumbly. A sturdy crust with a golden, slightly crisp topping that stays tender, not dry.
- Great for meal prep. One pan, minimal effort, and reliable snacks or dessert for the week.
Proof that vegan, dairy-free, and gluten-free baking doesn’t have to feel like a compromise — these hit all the right notes.
Let’s talk texture and flavor.
These bars have crisp edges from the baked oat crust, a soft jammy center, and a pleasant crunch from chopped walnuts. Ground nutmeg adds a warm, background note while the oats deliver that comforting, timeless oatmeal flavor instead of a fleeting trend.
What you’ll need.

- Here’s what you’ll need to make healthy strawberry oatmeal bars.
- Gluten-free all-purpose flour: Builds structure for crust and crumb while keeping the bars gluten-free.
- Rolled oats / old-fashioned oats: The backbone — chew, texture, and classic oat-bar character.
- Walnuts: Chopped for crunchy texture and a subtle nutty depth.
- Coconut sugar: Light caramel notes that keep sweetness balanced.
- Baking soda: Helps the crust bake evenly and prevents density.
- Kosher salt: Brings out flavor clarity.
- Ground nutmeg: A warm, understated spice that complements oats.
- Coconut oil: Melted (but not hot) to replace butter and keep the bars dairy-free.
- Strawberry fruit spread: An easy filling that becomes jammy as it bakes.
Customize it your way.
These bars are forgiving and welcome small tweaks without losing what makes them work.
- Add lemon zest or a splash of lemon juice to the fruit spread for brightness.
- Stir vanilla extract into the oat mixture for a warm, bakery-style note.
- Swap walnuts for pecans or chopped almonds for a different crunch.
- Fold dairy-free dark chocolate chunks into the topping for a more dessert-forward bar.
- Use store-bought jam or make your own from fresh or frozen strawberries.
- Add a tablespoon of brown sugar to the oat mixture if you prefer a bit more sweetness.
Flexible dietary swaps.
The recipe is already dairy-free, gluten-free, and vegan, but here are easy swaps if needed.
- Nut-free. Omit walnuts or replace them with sunflower or pumpkin seeds.
- Lower sugar. Use a no-sugar-added fruit spread and a granulated sugar substitute that measures like sugar for the coconut sugar.
- Oil swap. Melted vegan butter can replace coconut oil with similar results.
How to make this recipe.
Below is a concise overview of how the bars come together — full times and details are in the recipe card.
- Combine the gluten-free flour, baking soda, salt, nutmeg, oats, and walnuts. Stir in melted coconut oil until the mixture is crumbly.
- Press most of the mixture into a parchment-lined 9×13-inch pan to form the crust.
- Spread the strawberry fruit spread over the crust.
- Sprinkle the reserved oat mixture over the fruit to create the crumb topping.
- Bake until lightly golden and set, then cool completely before slicing.

How to enjoy them.
These bars work for everyday moments and special treats alike.
- Warm with a mug of coffee or tea.
- Chilled from the fridge for a firmer, snack-style bar.
- Spread with almond butter for extra richness.
- Crumble over yogurt to make an easy parfait.
- Pack for busy afternoons or travel days.
- Serve as dessert, warmed and topped with a scoop of vanilla ice cream.
Kori’s tips.
- Cool the bars completely before cutting to keep the layers neat.
- Press the crust firmly into the pan so bars slice cleanly.
- Add a small squeeze of lemon juice to the fruit spread for extra brightness.
FAQ’s
Store the bars in an airtight container in the refrigerator for up to two weeks.
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📖 The recipe.

Healthy Strawberry Oatmeal Bars
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Equipment
-
9″ x 13″ x 2″ metal baking pan
Ingredients
- 1¾ cups all-purpose gluten-free flour
- 1¾ cups gluten-free old-fashioned oats (also called rolled oats)
- 1 cup chopped walnuts
- 1 cup granulated coconut sugar (regular sugar may also be used)
- 1 teaspoon baking soda
- ½ teaspoon kosher salt
- ¼ teaspoon ground nutmeg
- ¾ cup melted coconut oil (melted but not hot)
- 1¼ cups strawberry fruit spread
Instructions
-
Preheat oven to 350°F. Lightly grease a 9×13-inch baking pan and line it with parchment paper, leaving an overhang for easy removal; lightly spray the parchment and set aside.
-
In a large bowl, whisk together the gluten-free flour, baking soda, salt, and nutmeg. Stir in the oats and walnuts. Pour in the melted coconut oil and mix until the mixture is crumbly and the oats are coated.

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Reserve about one-third of the oat mixture for the topping. Press the remaining mixture firmly into the bottom of the prepared pan to form an even crust. Spread the strawberry fruit spread over the crust and sprinkle the reserved oat mixture evenly on top.

-
Bake 30–35 minutes, or until the crust is lightly golden and the filling is set. Remove from oven and cool completely before lifting from the pan and slicing.

Kori’s Tips
TIPS: Cooling fully preserves the layers and makes slicing easier.
VARIATIONS: Make strawberry-rhubarb oatmeal bars by using a strawberry-rhubarb spread; increase the sweetener slightly if your fruit is very tart.
SERVING SUGGESTIONS: Store bars in an airtight container in the refrigerator for up to two weeks. Enjoy chilled or slightly warmed.
Nutrition
© 2025 Seeking Good Eats™
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