Raspberry Swirl Coffee Cake

Raspberry Swirl Coffee Cake is a delectable breakfast cake recipe swirled with sweet raspberry preserves & topped with buttery streusel & sugar glaze. YUM!

Are you making plans for Mother’s Day? Since my mother is no longer with me, we now have a low-key day around here where the kids like to bake for me, and I try not to do things like work. It’s really great when the kids bake for me because they get to learn some things in the kitchen, and I get to stay out of there for a change.

I really love starting my weekend mornings with some sort of pastry or baked goodie. So I asked the kids to make me this Raspberry Swirl Coffee Cake. I have a thing for buttery streusel and sweet raspberry together and this coffee cake really hits the spot.

Why You’ll Love This Recipe

This raspberry coffee cake is seriously addictive, and here’s why it’ll become your new favorite baking project. The combination of sour cream in the cake batter creates an incredibly moist crumb that stays fresh for days. The streusel topping adds the perfect crunchy contrast to the tender cake beneath, while the raspberry filling provides bright, fruity bursts in every bite.

It’s also incredibly versatile and forgiving. You can use either fresh raspberries or frozen raspberries, depending on what’s available, making this a year-round recipe. The cake itself is not overly sweet, which means the natural tartness of the berries really shines through. Plus, it looks absolutely stunning when you slice into it and reveal those gorgeous pink swirls running through the center of the cake.

This is also an easy coffee cake that doesn’t require any fancy techniques or complicated steps. No chilling dough like cinnamon rolls, no fussy layers, just straightforward mixing and baking. It’s perfect for both beginner bakers and experienced ones looking for a reliable recipe that delivers bakery-quality results every single time.

Ingredient Notes

• Cold butter – Essential for creating a crumbly streusel topping with a rich buttery texture.
• All-purpose flour – Forms the base of both the crumb topping and cake batter for structure.
• Brown sugar – Adds moisture and a subtle caramel flavor to the streusel.
• Granulated sugar – Sweetens the topping, batter, and glaze while keeping the texture light.
• Ground cinnamon – Brings warm spice flavor to the crumb topping.
• All-purpose flour – Gives the cake a soft yet sturdy crumb that supports the swirl.
• Baking powder – Helps the cake rise into a fluffy, tender texture.
• Salt – Balances sweetness and enhances all the flavors.
• Butter – Adds richness, moisture, and classic buttery cake flavor.
• Granulated sugar – Creamed with butter for a light, tender cake crumb.
• Large eggs – Provide structure, richness, and moisture.
• Vanilla extract – Adds warm sweetness and depth of flavor.
• Sour cream – Keeps the cake extra moist and tender with slight tang.
• Buttermilk – Adds moisture and creates a soft, delicate crumb.
• Raspberry preserves – Swirled through the batter for fruity sweetness and tart flavor.
• Milk – Thins the glaze to a smooth drizzle consistency.
• Confectioner’s sugar – Creates a sweet, silky glaze finish.

Kitchen Equipment

• 9-inch square baking pan or similar cake pan
• Mixing bowls (small, medium, and large)
• Measuring cups
• Measuring spoons
• Whisk
• Hand mixer or stand mixer
• Rubber spatula
• Wooden spoon or spoon for swirling preserves
• Pastry cutter or fork (for crumb topping)
• Offset spatula or spoon for spreading batter
• Cooling rack
• Toothpick or cake tester
• Small bowl (for glaze)
• Spoon or whisk (for glaze drizzle)

How to Make

Preheat your oven to 350°F. Grease a 9-inch round springform pan with nonstick spray, or use a flexipan if you have one, then set it aside.

Make the Streusel

In a medium bowl, mix together the flour, granulated sugar, brown sugar, cinnamon, and butter. Use a pastry cutter or two knives to cut the butter into the dry ingredients until the mixture looks crumbly. Set it aside for later.

Make the Cake Batter

1. In a large bowl, whisk together the flour, baking powder, and salt, then set aside.
2. In another large mixing bowl, beat the butter and sugar on medium speed until light and fluffy. Add the eggs and vanilla, mixing until everything is well combined. Gently fold in the sour cream.
3. Next, slowly add the flour mixture and buttermilk, alternating between the two, and mix until smooth. Pour the batter into your prepared pan.
4. Drop spoonfuls of raspberry preserves over the top of the batter, then run a knife through it to create pretty swirls. Sprinkle the streusel evenly over the top.
5. Bake for 50 to 60 minutes, or until a toothpick inserted in the center comes out clean. Let the cake cool before adding the glaze.

Make the Glaze

Whisk together the milk and confectioners’ sugar until smooth, then drizzle it over the cooled cake.

Variations & Substitutions

Dairy Swaps

If you don’t have sour cream on hand, greek yogurt or plain yogurt work beautifully as substitutes and provide the same extra moisture and tang. Just make sure whatever you use is at room temperature so it incorporates smoothly into your cake batter. You can also substitute the cup butter with margarine in a pinch, though butter gives you the best flavor.

Berry Options

While this recipe calls for raspberries, you can easily swap in other fresh berries like blueberries, blackberries, or even chopped strawberries. If using frozen raspberries, don’t thaw them first, as this will prevent them from bleeding too much color into your batter. Mix them in while still frozen for the prettiest swirls.

Sweetener Adjustments

The recipe uses both cup of sugar in the batter and brown sugar in the streusel topping, but you can adjust the sweetness to your taste. For a less sweet cake, reduce the sugar slightly. The streusel topping can also be made with all white sugar if you prefer, though brown sugar adds a lovely caramel-like depth.

Flour Alternatives

This recipe works best with all-purpose flour, but if you need a gluten-free version, try using a 1:1 gluten-free baking flour blend. The texture will be slightly different but still delicious.

Flavor Boosters

Add lemon zest and a splash of lemon juice to the batter for a bright, citrusy note that pairs beautifully with raspberries. A teaspoon of vanilla extract is already included, but you could also try almond extract for a different flavor profile.

Storage

This raspberry coffee cake stays fresh and maintains its moist crumbs for several days when stored properly. Once the cake has cooled completely, transfer it to an airtight container and keep it at room temperature for up to 3 days. The streusel topping will stay nice and crunchy if you avoid refrigerating the cake unnecessarily.

If you need to store it longer, you can refrigerate the cake for up to 5 days. Just know that refrigeration can sometimes make the streusel a bit softer. Let the cake come to room temperature before serving for the best texture and flavor, or warm individual slices in the microwave for about 15-20 seconds.

This cake also freezes beautifully. Wrap the entire cooled cake tightly in plastic wrap, then in aluminum foil, and freeze for up to 3 months. You can also slice the cake first and freeze individual pieces wrapped separately for easy grab-and-go treats. Thaw overnight in the refrigerator or at room temperature for a few hours.

Expert Tips

Ingredient Temperature Matters

Make sure your butter, eggs, and sour cream are all at room temperature before you begin. This ensures everything mixes together smoothly and creates a more uniform cake batter. Cold butter won’t cream properly with the sugar, and cold dairy can cause your batter to curdle or mix unevenly.

Don’t Overmix

When combining your dry ingredients with the wet ingredients, mix just until everything is incorporated. Overmixing develops too much gluten and can result in a tough, dense cake instead of a tender cake with a light crumb.

Layering Technique

For the prettiest swirls, spread half of the batter in your prepared pan, add most of your raspberry filling, then top with the remaining batter. Use a knife or skewer to gently swirl the raspberries through the batter in a figure-eight pattern. Don’t overdo it or the swirls will disappear.

Streusel Success

For the best crunchy streusel, use cold butter and work it into the dry ingredients until you have pea-sized crumbles. If the mixture seems too dry, add a tiny bit of melted butter, but be careful not to make it too wet, or it won’t get crispy.

Testing for Doneness

Since this cake is studded with juicy raspberries, a toothpick test can be tricky. Bake for 40-50 minutes, and look for a toothpick that comes out with just a few moist crumbs attached. The top should be golden brown and spring back when lightly touched.

Preventing Soggy Bottoms

If you’re worried about the berries making the cake too wet, toss them lightly in a tablespoon of flour before adding them to the batter. This helps absorb some of the juice and prevents a soggy center of the cake.

FAQ’s

Can I make this ahead of time?

Absolutely! This raspberry coffee cake actually tastes even better the next day once all the flavors have had time to meld together. Bake it the night before your special occasion, store it covered at room temperature, and serve the next morning. It’s perfect for stress-free entertaining.

Can I use a different pan size?

Yes, though your baking time may vary. A 9×13-inch rectangular pan works well for a thinner cake and feeds more people. You can also use a bundt pan for an impressive presentation. Just adjust the baking time accordingly and test for doneness with a toothpick.

Why is my streusel topping not crunchy?

Make sure you’re using cold butter in your streusel and that the pieces are staying fairly large and crumbly rather than turning into a paste. Also, be sure your oven is fully preheated before baking, as this helps the streusel set and crisp up properly.

How do I know when it’s done baking?

The cake should be golden brown on top, and a toothpick inserted into the center should come out with just a few moist crumbs. The edges will start to pull away slightly from the sides of the pan. Remember, it typically takes 40-50 minutes, but every oven is different, so start checking around the 40-minute mark.

Can I reduce the sugar?

You can reduce the sugar in the cake batter by about ¼ cup without drastically affecting the texture. However, keep in mind that sugar doesn’t just add sweetness but also contributes to moisture and a tender crumb, so don’t reduce it too much.

Looking for more great breakfast ideas?

Chocolate Chip Blender Muffins

Lemon Poppy Seed Mini Loaf Cakes

Raspberry Chocolate Chip Donuts

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