Raspberry Streusel Bars

I'm so excited to share these raspberry streusel bars with you! They've become one of those recipes that I keep coming back to, especially when I need something sweet that looks fancy but doesn't require fancy skills.

Jump to:

• Why You'll Love These Raspberry Streusel Bars
• Ingredients For Your Raspberry Streusel Bars
• How To Make Raspberry Streusel Bars
• Storage And Reheating For Raspberry Streusel Bars
• Tips And Variations For Making Raspberry Streusel Bars
• Raspberry Streusel Bars Recipe: Frequently Asked Questions
• Recipes You May Like
• Final Thoughts On These Raspberry Streusel Bars
• Raspberry Streusel Bars

These bars have everything you want in a dessert. There's a buttery shortbread crust on the bottom, a thick layer of sweet raspberry filling, crunchy brown sugar streusel on top, and a drizzle of vanilla icing to finish it off. It's like four amazing textures and flavors all in one bite.

Here's how I discovered these bars. Sarah asked me to make something special for her class bake sale last spring, and I wanted to avoid making basic cookies again. I remembered trying something similar at a coffee shop in Manhattan years ago, and I thought, why not try making my own version at home?

The first time I made these, Alex walked into the kitchen while they were cooling and asked what smelled so good. He couldn't wait to try them. When I finally let him have one (after they'd chilled properly), he said they tasted like the fruit bars from the bakery down the street. That's when I knew I'd found a winner.

If you love fruity desserts with a buttery crust, you'll definitely want to try my homemade apple pie bars too – they're another family favorite that works great for gatherings.

Author: Anna
Prep Time: 20 minutes
Cook Time: 50 minutes
Total Time: 3 hours, 20 minutes (includes chilling)
Yield: 12-16 bars

Why You'll Love These Raspberry Streusel Bars

Let me tell you why these bars are worth making:

• Simple ingredients – You probably have most of what you need in your pantry right now
• Make ahead friendly – Perfect for busy schedules since they need to chill anyway
• Beautiful presentation – They look bakery-quality without requiring professional skills
• Customizable – You can swap the raspberry for other fruit preserves
• Great for sharing – One batch makes enough for a crowd
• Not too sweet – The tartness of raspberries balances the sweet streusel perfectly

Ingredients For Your Raspberry Streusel Bars

For The Crust:

• ½ cup (8 Tbsp; 113g) unsalted butter, melted
• ¼ cup (50g) granulated sugar
• 1 teaspoon pure vanilla extract
• ¼ teaspoon salt
• 1 cup (125g) all-purpose flour (spooned and leveled)

For The Filling:

• ¾ cup (240g) raspberry preserves
• 12-16 fresh raspberries (or frozen, thawed and patted dry)

For The Streusel:

• ½ cup (43g) old-fashioned whole rolled oats
• ⅓ cup (70g) packed light or dark brown sugar
• ¼ teaspoon ground cinnamon
• ¼ cup (31g) all-purpose flour (spooned and leveled)
• ¼ cup (4 Tbsp; 56g) unsalted butter, cold and cubed

For The Topping:

• Vanilla icing (optional but I highly recommend it!)

How To Make Raspberry Streusel Bars

Getting Started

First things first. Preheat your oven to 300°F (149°C). Line an 8-inch square baking pan with parchment paper, making sure you have enough overhang on all sides. This overhang is really important because it helps you lift the bars out later.

Making The Shortbread Crust

Grab a medium bowl and stir together your melted butter, granulated sugar, vanilla, and salt. Mix it until everything looks smooth and combined.

Add the flour and stir until you don't see any dry spots. The mixture should look like thick cookie dough.

Press this mixture evenly into your prepared pan. I use the bottom of a measuring cup to really press it down firm and flat. Bake for 15 minutes.

While the crust is baking, turn your oven up to 350°F (177°C) so it's ready for the next step.

Adding The Raspberry Filling

When your crust comes out of the oven, it'll be lightly golden and smell amazing. Don't let it cool. Spread the raspberry preserves right over the warm crust.

Here's a tip I learned after making these a few times: use the back of a spoon to spread the preserves gently. If you press too hard, the crust might crack a little.

Dot the top with fresh raspberries. I usually space them out evenly so each bar gets at least one raspberry. It makes them look really pretty when you cut them later.

Preparing The Streusel Topping

In another medium bowl, whisk together the oats, brown sugar, cinnamon, and flour. This is where the magic happens.

Add your cold, cubed butter. Use a pastry blender or two forks to cut the butter into the dry ingredients. You can also use your hands if you want. Work it until the mixture looks like coarse crumbs.

The butter needs to stay cold for this step. That's what makes the streusel crumbly instead of mushy. If your kitchen is warm, pop the bowl in the fridge for a few minutes.

Baking Your Raspberry Streusel Bars

Sprinkle the streusel evenly over the raspberry filling. Don't pack it down. Just let it sit on top in a nice, loose layer.

Bake for 30-35 minutes. You'll know they're done when the streusel turns golden brown and the raspberry filling starts bubbling around the edges.

Cooling And Chilling

This is the hardest part. You have to wait!

Let the bars cool at room temperature for at least 20 minutes. Then transfer the whole pan to the refrigerator and let it chill for at least 2 hours. I usually make mine the night before I need them.

The chilling step is really important. I learned this the hard way when I tried to cut them too soon. They fell apart and looked messy. When they're properly chilled, they cut into perfect, clean bars.

Finishing Touches

Once they're completely chilled, use the parchment paper overhang to lift the whole thing out of the pan. Place it on a cutting board.

Cut into 12 larger bars or 16 smaller ones. I usually go with 16 because they're rich and a smaller portion is plenty.

Drizzle with vanilla icing if you're using it. The icing adds a sweet finishing touch that makes them look bakery-perfect.

Storage And Reheating For Raspberry Streusel Bars

These bars keep really well in the fridge. Store them in an airtight container and they'll stay fresh for up to 5 days.

I like to stack them with parchment paper between the layers so they don't stick together. Donald says they taste even better on day two after the flavors have had time to blend.

You can also freeze these for up to 3 months. Just wrap them individually in plastic wrap, then put them all in a freezer bag. Thaw overnight in the refrigerator before serving.

Add the vanilla icing after thawing, not before freezing. The icing doesn't freeze well and gets watery when it thaws.

I personally like eating these cold straight from the fridge. The filling is firmer and the streusel stays crispy. But Sarah prefers them at room temperature. Try both ways and see what you like best!

Tips And Variations For Making Raspberry Streusel Bars

Here are some things I've learned from making these bars many times:

Don't skip the chilling time. I know it's tempting to cut them right away, but trust me on this one. The filling needs time to set up properly.

Try different fruit preserves. I've made these with strawberry, peach, and even orange marmalade. They all turned out great. Just pick your favorite flavor.

Use frozen raspberries if fresh aren't available. Make sure to thaw them completely and pat them really dry with paper towels. Extra moisture can make the bars soggy.

Double the recipe for a crowd. This works perfectly in a 9x13-inch pan. Just bake for about 45 minutes instead of 30-35.

Add lemon zest to the crust. I tried this once and it added a nice bright flavor that paired beautifully with the raspberries.

Make sure your butter is actually cold for the streusel. Room temperature butter won't give you those nice crumbly pieces.

Want to make the crust extra special? I sometimes add a tablespoon of almond extract instead of vanilla. It gives the bars an almost marzipan-like flavor that's really nice.

Raspberry Streusel Bars Recipe: Frequently Asked Questions

Can I Use Frozen Raspberries Instead Of Fresh Raspberries In Raspberry Streusel Bars?

Yes! Frozen raspberries work just fine. Let them thaw completely at room temperature, then pat them dry with paper towels.

The extra moisture from frozen berries can make your bars a little soggy if you don't dry them well. I learned this when I made a batch in January and couldn't find fresh raspberries anywhere in Manhattan.

Why Is My Shortbread Crust Crumbly Or Too Soft, And How Do I Get It To Hold Together?

If your crust is crumbly, you might not have pressed it firmly enough into the pan. Use the back of a measuring cup or your hands to really pack it down.

If it's too soft, make sure you're measuring your flour correctly. Spoon it into the measuring cup and level it off. Don't scoop directly from the bag because you'll end up with too much flour.

Also, make sure you're baking it for the full 15 minutes before adding the filling. That initial bake helps set the crust.

Can I Double This Raspberry Streusel Bars Recipe In A 9×13 Pan, And How Does The Bake Time Change?

Absolutely! I've doubled this recipe many times for potlucks and family gatherings. Use a 9x13-inch pan and follow the same steps.

The only difference is the baking time. You'll need to bake the final assembled bars for about 45 minutes instead of 30-35 minutes. Watch for the streusel to turn golden brown and the filling to bubble.

Everything else stays the same. The chilling time is still at least 2 hours.

How Do I Store And Freeze Raspberry Streusel Bars So They Stay Crisp And Not Soggy?

Store them in an airtight container in the refrigerator for up to 5 days. Layer parchment paper between the bars to keep them from sticking.

For freezing, wrap each bar individually in plastic wrap, then place them all in a freezer-safe bag or container. They'll keep for up to 3 months.

Here's the important part: don't add the vanilla icing before freezing. The icing gets watery when it thaws. Add it fresh after the bars have thawed overnight in the fridge.

The streusel stays crispier when the bars are stored cold. If you leave them at room temperature, the moisture from the filling will eventually soften the streusel.

Recipes You May Like

If you enjoyed making these raspberry streusel bars, you'll probably love these other bar recipes too:

• Homemade Apple Pie Bars With A Buttery Crust – These have a similar shortbread crust with spiced apple filling that's perfect for fall
• Rich Millionaire Shortbread Bars – Another layered bar with shortbread, caramel, and chocolate that's absolutely amazing
• Fudgy Buckeye Brownies With Creamy Peanut Butter Filling – If you like layered desserts, these brownies are a must-try

Final Thoughts On These Raspberry Streusel Bars

These bars have become one of my go-to recipes when I need to bring something to share. They're easy enough for a weeknight but special enough for celebrations.

I love that they use simple ingredients and come together without any complicated steps. The hardest part is waiting for them to chill, but that actually makes them perfect for planning ahead.

Alex has requested these for his birthday party next month instead of cake. Sarah wants to help me make them for her school Valentine's Day party. That's how you know a recipe is a winner!

Give these raspberry streusel bars a try and let me know how they turn out for you. Don't forget to save this recipe to Pinterest so you can find it again later!

Print