Lemon Oatmeal Crumble Bars

If you’re looking for a delightful dessert that brings a burst of sunshine into your day, you’ll love these Lemon Oatmeal Crumble Bars. They strike the perfect balance between tart and sweet, making them an irresistible treat for any occasion. Whether it’s a busy weeknight or a family gathering, these bars are sure to brighten everyone’s mood.

What makes this recipe extra special is how easy it is to whip up. With just a handful of simple ingredients, you can create a deliciously creamy lemon filling nestled in a buttery oatmeal crust topped with a crunchy crumble. Trust me, once you take that first bite, you’ll understand why I keep coming back to this recipe!

Why You’ll Love This Recipe

  • Quick and Easy: These bars come together in just about 15 minutes of prep time, making them perfect for last-minute gatherings.
  • Family-Friendly: Kids and adults alike will love the tangy lemon flavor paired with the cozy oatmeal crumble.
  • Make-Ahead Delight: You can prepare these bars ahead of time and store them in the fridge for an easy dessert option throughout the week.
  • Versatile Treat: Enjoy them as an afternoon snack or serve them at brunch—these bars fit right in at any occasion!
Lemon

Ingredients You’ll Need

You won’t need anything fancy for this recipe—just some simple and wholesome ingredients that you may already have in your kitchen. Here’s what you’ll need to make your Lemon Oatmeal Crumble Bars:

For the Crust and Topping

  • 1 cup rolled oats
  • 1 cup all-purpose flour
  • 1/2 cup brown sugar
  • 1/2 cup melted coconut oil
  • 1/4 teaspoon salt

For the Lemon Filling

  • 1 cup fresh lemon juice (about 4-5 lemons)
  • 1 cup granulated sugar
  • 2 tablespoons cornstarch
  • 1 teaspoon baking powder
  • 1/4 cup water

Variations

This recipe is wonderfully flexible! Feel free to experiment with different flavors or add fun twists. Here are some ideas to inspire your creativity:

  • Add some zest: Incorporate the zest of one lemon into the filling for an extra zing!
  • Mix in berries: Fold in some fresh blueberries or raspberries into the lemon filling before baking for a fruity twist.
  • Switch up the nuts: Add chopped nuts like almonds or pecans to the crumble topping for added crunch.
  • Go gluten-free: Substitute all-purpose flour with almond flour or gluten-free flour blend to make these bars gluten-free.

How to Make Lemon Oatmeal Crumble Bars

Step 1: Prepare the Crust

Start by preheating your oven to 350°F (175°C). In a mixing bowl, combine your rolled oats, all-purpose flour, brown sugar, melted coconut oil, and salt. Mix until everything is well incorporated. This crust will provide a wonderful base for your tangy lemon filling.

Step 2: Press and Bake

Press half of the oat mixture firmly into the bottom of a greased baking dish. Bake it for about 10 minutes until it’s lightly golden. This step ensures that your crust has enough structure to hold up against the creamy filling.

Step 3: Make the Lemon Filling

While your crust is cooling slightly, whisk together fresh lemon juice, granulated sugar, cornstarch, baking powder, and water in a saucepan over medium heat. Bring it to a gentle boil while stirring constantly until it thickens. This smooth filling is what brings that lovely tartness!

Step 4: Assemble and Top

Pour the lemon filling evenly over your baked crust. Then sprinkle the remaining oat mixture on top as a crumble layer. It’s okay if it’s not perfectly even—those little imperfections give it character!

Step 5: Bake Again

Return the dish to the oven and bake for an additional 28-30 minutes until the top is golden brown and bubbly. The aroma that fills your kitchen will be utterly delightful!

Step 6: Cool and Enjoy

Let your bars cool completely before slicing them into squares. Trust me; giving them time to set will make cutting easier and enhance their flavor.

Enjoy every zesty bite of these Lemon Oatmeal Crumble Bars! They’re perfect for sharing or keeping all to yourself—no judgment here!

Pro Tips for Making Lemon Oatmeal Crumble Bars

Making Lemon Oatmeal Crumble Bars is a delightful experience, and with a few handy tips, you can ensure they turn out perfectly every time!

  • Use Fresh Lemons: Freshly squeezed lemon juice enhances the flavor significantly compared to bottled varieties. The vibrant taste will make your bars shine.

  • Chill the Dough: If you find your crumble topping too crumbly, chill the dough for about 15 minutes before spreading it over the filling. This helps it hold together better during baking.

  • Don’t Overbake: Keep an eye on your bars while they bake. Overbaking can lead to a tough texture; look for a light golden color on top to know they are done.

  • Let Them Cool Completely: Patience is key! Allowing your bars to cool completely before cutting will result in cleaner slices and helps the filling set perfectly.

  • Experiment with Add-Ins: Feel free to add a handful of blueberries or sliced almonds into the filling for extra texture and flavor. They complement the lemon beautifully!

How to Serve Lemon Oatmeal Crumble Bars

These Lemon Oatmeal Crumble Bars are not only delicious but also versatile in presentation. Here are some fun ways to serve them that will surely impress your family and friends!

Garnishes

  • Powdered Sugar: A light dusting of powdered sugar adds a touch of elegance and sweetness, balancing the tartness of the lemon.
  • Fresh Berries: Garnishing with fresh berries like strawberries or raspberries not only makes for a beautiful presentation but also adds an inviting burst of flavor.

Side Dishes

  • Vanilla Coconut Yogurt: A creamy, dairy-free yogurt complements the tangy bars perfectly while adding a refreshing contrast in texture.
  • Fruit Salad: A simple fruit salad with seasonal fruits provides a light, refreshing side that pairs wonderfully with the richness of the crumble bars.
  • Herbal Tea: Offering a warm cup of herbal tea like chamomile or peppermint creates a cozy atmosphere and enhances the overall dessert experience.
  • Ice Cream Alternative: For those who enjoy something cold, serve with non-dairy ice cream. The creaminess balances the tartness beautifully.

Enjoy making and sharing these delightful Lemon Oatmeal Crumble Bars! Whether it’s for an afternoon treat or a special gathering, they are sure to be a hit.

Lemon

Make Ahead and Storage

These Lemon Oatmeal Crumble Bars are not only delightful but also perfect for meal prep! You can easily whip up a batch ahead of time and enjoy them throughout the week.

Storing Leftovers

  • Keep the bars in an airtight container at room temperature for up to 3 days.
  • For longer freshness, store them in the refrigerator where they can last up to a week.

Freezing

  • To freeze, cut the bars into squares and place them in a single layer on a baking sheet until solid.
  • Once frozen, transfer them to an airtight container or freezer bag, separating layers with parchment paper. They can be frozen for up to 3 months.

Reheating

  • To reheat, simply remove the desired number of bars from the fridge or freezer.
  • Warm them in the microwave for about 10-15 seconds or in a preheated oven at 350°F (175°C) for about 5-10 minutes until heated through.

FAQs

Have questions about making these delicious Lemon Oatmeal Crumble Bars? Here are some common inquiries!

Can I use other fruits besides lemon in these crumble bars?

Absolutely! While this recipe focuses on lemon, you can substitute it with other fruits like blueberries or raspberries for a different twist.

How do I make Lemon Oatmeal Crumble Bars gluten-free?

To make these bars gluten-free, simply swap out regular oats for certified gluten-free oats and use a gluten-free flour blend in the crust.

What is the texture of Lemon Oatmeal Crumble Bars supposed to be?

The texture should be a delightful combination of a buttery crust, creamy lemon filling, and a crumbly topping that complements each bite perfectly.

Can I add nuts to my Lemon Oatmeal Crumble Bars?

Yes! Adding chopped nuts such as almonds or walnuts to the crumble topping will give your bars an extra crunch and enhance their flavor.

Final Thoughts

I hope you find joy in making these Lemon Oatmeal Crumble Bars! They’re not only delicious but also versatile enough for any occasion—whether it’s a family gathering or just a cozy night in. Enjoy every bite and feel free to share your experiences. Happy baking!

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Lemon Oatmeal Crumble Bars

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Indulge in the refreshing taste of Lemon Oatmeal Crumble Bars, a delightful dessert that perfectly balances tangy lemon and a sweet oatmeal crumble. These bars are not only easy to prepare, making them perfect for busy weeknights or family gatherings, but they also offer a comforting texture with their buttery crust and creamy filling. With just a handful of simple ingredients, you can whip up this bright treat that’s sure to please everyone. Enjoy them as a midday snack or impress guests at brunch with these versatile squares.

  • Author: Joelle
  • Prep Time: 15 minutes
  • Cook Time: 40 minutes
  • Total Time: 55 minutes
  • Yield: Serves 12 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Ingredients

Scale
  • 1 cup rolled oats
  • 1 cup all-purpose flour
  • 1/2 cup brown sugar
  • 1/2 cup melted coconut oil
  • 1/4 teaspoon salt
  • 1 cup fresh lemon juice (about 45 lemons)
  • 1 cup granulated sugar
  • 2 tablespoons cornstarch
  • 1 teaspoon baking powder
  • 1/4 cup water

Instructions

  1. Preheat your oven to 350°F (175°C). In a mixing bowl, combine rolled oats, all-purpose flour, brown sugar, melted coconut oil, and salt.
  2. Press half of the oat mixture into a greased baking dish and bake for 10 minutes until golden.
  3. For the lemon filling, whisk together lemon juice, granulated sugar, cornstarch, baking powder, and water in a saucepan over medium heat until thickened.
  4. Pour the lemon filling over the baked crust and sprinkle with the remaining oat mixture.
  5. Bake for an additional 28-30 minutes until bubbly and golden on top.
  6. Allow to cool completely before cutting into squares.

Nutrition

  • Serving Size: 1 square
  • Calories: 180
  • Sugar: 12g
  • Sodium: 30mg
  • Fat: 6g
  • Saturated Fat: 5g
  • Unsaturated Fat: 1g
  • Trans Fat: 0g
  • Carbohydrates: 30g
  • Fiber: 2g
  • Protein: 2g
  • Cholesterol: 0mg

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