Name: Streusel Coffee Cake Recipe
Prep time: 30 min
Cook time: 35 min
Total time: 65 min
Ingredients: 2/3 cup (134 g packed brown sugar); 1/4 cup (31 g all-purpose flour); 2 teaspoonsground cinnamon; 1/4 cup (57 g unsalted butter, melted); 1/4 cup (31 g all-purpose flour); 1 cup (200 g packed brown sugar); 2 teaspoonsground cinnamon; 3 cups (372 g all-purpose flour); 1 tablespoonbaking powder; 1 teaspoonsalt; 1/2 cup (113 g unsalted butter, melted); 1 1/2 cups (300 g granulated sugar); 2 large eggs; 1 teaspoonvanilla extract; 1 cup (237 ml milk)

Jump to Recipe Save it for Later

There’s something comforting about a coffee cake that isn’t fussy but rewards you with a tender crumb and a buttery, cinnamon-scented topping. This streusel coffee cake delivers both: a straightforward batter, a ribbon of cinnamon filling, and a generous streusel that crisps up during baking. It’s the kind of cake you’ll make for weekend breakfasts, book club mornings, or whenever you want a small, dependable celebration in the middle of the day.

I tested this version until the balance felt right — not too sweet, not too dense, with a moist interior that contrasts the crunchy streusel. The recipe uses pantry basics and follows a simple assembly sequence so you can move from mixing bowl to oven without fuss. Read on for the ingredient breakdown, step-by-step assembly, equipment notes, and a few tips I use in the test kitchen to get clean slices and consistent results.

Whether you’re new to baking or have an old stand-by coffee cake, these instructions will guide you through timing, texture checks, and gentle adjustments that keep the cake dependable every time. Let’s get into the details so your next batch comes out exactly as you want it.

The Ingredient Lineup

Ingredients

2/3 cup (134 g) packed brown sugar — for the cinnamon filling; provides moist sweetness and molasses notes.
1/4 cup (31 g) all-purpose flour — helps bind the cinnamon filling so it doesn’t run into the cake.
2 teaspoons ground cinnamon — the warm spice that defines the filling and echoes through the streusel.
1/4 cup (57 g) unsalted butter, melted — used in the streusel to create that tender, sandy texture.
1/4 cup (31 g) all-purpose flour — part of the streusel structure, paired with brown sugar and cinnamon.
1 cup (200 g) packed brown sugar — for the streusel; gives depth and chew when baked.
2 teaspoons ground cinnamon — for the streusel; layers the cinnamon flavor on top.
3 cups (372 g) all-purpose flour — the bulk of the cake’s structure; measure by spooning into the cup and leveling for accuracy.
1 tablespoon baking powder — the leavening that keeps the cake light and cakey.
1 teaspoon salt — balances sweetness and sharpens the other flavors.
1/2 cup (113 g) unsalted butter, melted — used in the cake batter for moisture and flavor; melted butter gives a slightly denser, tender crumb.
1 1/2 cups (300 g) granulated sugar — primary sweetener in the cake batter.
2 large eggs — provide structure and richness; bring to room temperature for better emulsification if you can.
1 teaspoon vanilla extract — rounding flavor that enhances the cake’s sweetness.
1 cup (237 ml) milk — gives the batter the hydration it needs; whole milk adds richness but any milk works.

Build Streusel Coffee Cake Step by Step

Preheat oven to 375°F (190°C). Spray a 9×13-inch baking pan with nonstick cooking spray.
Make the cinnamon filling: in a small bowl whisk together 2/3 cup (134 g) packed brown sugar, 1/4 cup (31 g) all-purpose flour, and 2 teaspoons ground cinnamon until evenly combined. Set aside.
Make the streusel: in a medium bowl combine 1 cup (200 g) packed brown sugar, 1/4 cup (31 g) all-purpose flour, and 2 teaspoons ground cinnamon. Add 1/4 cup (57 g) melted unsalted butter and stir with a fork until the mixture resembles wet sand. Set aside.
Whisk the dry cake ingredients: in a small bowl whisk together 3 cups (372 g) all-purpose flour, 1 tablespoon baking powder, and 1 teaspoon salt. Set aside.
Make the cake batter: in a large bowl use a hand mixer on medium speed to beat 1/2 cup (113 g) melted unsalted butter and 1 1/2 cups (300 g) granulated sugar until combined (the mixture will be grainy). Mix in 2 large eggs and 1 teaspoon vanilla extract until incorporated. Stir in 1 cup (237 ml) milk. Add the flour mixture and stir just until combined—do not overmix.
Assemble the cake: spread half of the batter evenly into the prepared 9×13 pan. Evenly sprinkle the reserved cinnamon filling over the batter. Spoon the remaining batter over the filling and spread gently to cover. Evenly sprinkle the streusel over the top.
Bake in the preheated oven for 30–35 minutes, or until a toothpick inserted into the center comes out clean or with a few moist crumbs. Remove from oven and let cool.
For best slices, cool completely before cutting. Store cooled cake in an airtight container for up to 3 days. To freeze, slice cooled cake, place in an airtight container, and freeze for up to 1 month.

What Makes This Recipe Special

This coffee cake is built around a simple, reliable technique: a tender, stirred batter that stays moist and a separate streusel made to a “wet sand” texture. That contrast — soft interior and crisp topping — is the whole point. Two things keep it from being ordinary: the thin cinnamon filling that creates a clear ribbon of spice and the generous streusel that browns and shatters just enough on top.

The recipe uses melted butter in the batter and streusel. Melted butter yields a slightly denser crumb than creamed butter, but it also makes the cake more forgiving and quicker to mix. It’s perfect when you want a satisfying breakfast cake without fussing over creaming temperatures or softened butter windows.

Finally, the ratio of flour to leavening and the brief bake time produce a cake that isn’t dry or overworked. You’ll notice the texture is cohesive — sliceable for plates or napkins — while still feeling tender in each bite.

Flavor-Forward Alternatives

Swap half the cinnamon filling for a brown sugar–nut mix: toss chopped toasted walnuts or pecans with the filling before sprinkling for extra crunch and nuttiness.
Add citrus brightness: fold in a teaspoon of lemon or orange zest to the batter for a brighter finish that contrasts nicely with the cinnamon.
Go fruity: scatter a handful of fresh or thawed berries over the bottom layer of batter before adding the filling for pockets of fruit in the cake.
Glaze option: whisk powdered sugar with a splash of milk and vanilla and drizzle over cooled slices when you want a sweeter, bakery-style finish.
Make it spicier: add 1/4–1/2 teaspoon ground nutmeg or cardamom to the streusel for a warm, layered spice profile.

Must-Have Equipment

9×13-inch baking pan — fits the recipe volume and ensures even baking.
Hand mixer (or stand mixer) — speeds up creaming and ensures even incorporation of eggs and sugar.
Mixing bowls — small for filling, medium for streusel, large for batter.
Measuring cups and kitchen scale — weigh the flour if you can; the recipe includes gram measurements for accuracy.
Offset spatula or rubber spatula — helpful for spreading batter gently without tearing the layer beneath.
Toothpick or cake tester — the surest way to check doneness in the center.

Avoid These Traps

Don’t overmix the batter. Once you add the flour, stir just until the dry bits disappear. Overworking develops gluten and makes the cake tough rather than tender.

Measure flour correctly. Spoon flour into the measuring cup and level it off or use a scale (3 cups = 372 g here). Packed or scooped flour will change the texture and could make the cake dry.

Resist the urge to open the oven early. The cake needs that initial rise; opening the door can cause temperature drops that affect lift and bake time.

Don’t skip cooling. The filling needs a few minutes to set, and the streusel crisps as the cake cools. Cutting too hot will give messy slices.

Fresh Takes Through the Year

In autumn, emphasize warm spices by adding a pinch of cloves or nutmeg to the filling and streusel. Toasted pecans folded into the streusel make the cake feel cozy and seasonal.

In winter, add citrus zest to the batter and finish with a thin vanilla glaze for brightness against the heavier spices. Spring calls for lighter touches: fold in a small handful of raspberries or swap milk for buttermilk for a tangy lift.

Summer is berry time. Use a layer of strawberries or blueberries between the batter and filling; they release moisture while baking but keep a pleasant pop of freshness in each bite.

Notes from the Test Kitchen

Texture checks

I found 30–35 minutes in a conventional oven gave the best balance between a fully set center and a golden streusel. If your oven runs hot, check at 28 minutes; cooler ovens may need the full 35. Look for a toothpick with a few moist crumbs rather than wet batter.

Streusel technique

Stir the melted butter in with a fork until the streusel resembles wet sand — you should still see small clusters, not a paste. Those little clumps bake up into the best crunchy bits on top.

Serving suggestion

Serve slightly warm or at room temperature. If you prefer, heat individual slices briefly in the microwave (10–12 seconds) to bring back that just-baked warmth without drying the cake.

Storing, Freezing & Reheating

Store cooled cake in an airtight container for up to 3 days at room temperature. If your kitchen is warm or humid, keep it in the refrigerator for longer freshness and bring to room temperature before serving.

To freeze: slice cooled cake, place slices in an airtight container or wrap individually and freeze for up to 1 month. Thaw in the refrigerator or at room temperature, then warm gently if you prefer it heated.

To reheat from thawed or refrigerated, microwave an individual slice for 10–20 seconds, or rewarm in a 325°F (160°C) oven for about 8–10 minutes covered loosely with foil to prevent over-browning. For a crispier streusel, remove the foil for the last 2 minutes of reheating.

Reader Questions

Can I use salted butter? — Yes. Reduce added salt elsewhere if you prefer, but the recipe’s 1 teaspoon salt is moderate and balances sweetness well.
Can I make this gluten-free? — You can try a 1:1 gluten-free flour blend, but expect textural differences. Allow the batter to rest briefly before baking if the blend recommends it.
What if I don’t have brown sugar? — A mix of granulated sugar with a tablespoon or two of molasses can substitute, but brown sugar contributes both moisture and flavor to the filling and streusel.
Can I make this ahead? — Yes. Bake the day before and store at room temperature. For best texture, warm briefly before serving.

Ready to Cook?

If you’ve got your ingredients measured and your pan ready, this streusel coffee cake comes together quickly and rewards patience during the cooling stage. Follow the step-by-step directions exactly for dependable results, and then have fun with the optional flavor variations when you’re comfortable. Send a photo of your first bake — I love seeing how everyone’s streusel clusters turn out.

Make a pot of coffee, preheat that oven to 375°F (190°C), and enjoy the simple pleasure of a homemade streusel coffee cake.