Tender Apple Coffee Cake with Cinnamon Streusel

A tender apple coffee cake with a buttery cinnamon streusel feels like a slow-weekend project, but it comes together fast enough to pull off on a Tuesday. Fresh apple chunks and a crisp, sugary topping do all the heavy lifting, no mixer required.

The crumb stays soft and moist for days thanks to the fruit tucked inside, and the streusel keeps its crunch even after the cake cools. It is the kind of bake you slice warm right from the pan and let people grab seconds without a second thought.

Why This Apple Coffee Cake Works

Sour cream gives the cake a soft, close crumb that holds the apple pieces without turning heavy. The apples release just enough moisture as they bake to keep everything tender, while the cinnamon streusel adds a buttery crackle on top.

The whole recipe uses two bowls and a wooden spoon. You spend about 15 minutes stirring things together, then the oven takes over. That ratio makes it an easy choice when you want something homemade without a lot of fuss.

Ingredients

• 1 ½ cups all-purpose flour: spooned and leveled, not scooped
• ½ cup granulated sugar
• ½ cup packed light brown sugar
• 2 tsp baking powder
• ½ tsp baking soda
• ½ tsp salt
• 1 tsp ground cinnamon, plus more for the streusel
• ½ cup unsalted butter, melted and slightly cooled
• 2 large eggs, at room temperature
• ½ cup sour cream, at room temperature
• 2 cups peeled, chopped apples: (about 2 medium, see Tips)

Streusel

• ¾ cup all-purpose flour
• ½ cup packed light brown sugar
• 1 tsp ground cinnamon
• 6 tbsp cold unsalted butter, cut into small pieces

Variations and Substitutions

• Swap the fruit: chopped firm pears or tart plums work well here. Avoid very soft fruit that will mush into the batter.
• Use yogurt: plain whole-milk yogurt replaces the sour cream with a slightly tangier finish.
• Add nuts: fold ½ cup chopped pecans or walnuts into the streusel for extra texture.
• Go half whole wheat: replace up to half of the all-purpose flour with white whole wheat flour. The cake will be a shade denser and a little nuttier.
• Top with a glaze: whisk ½ cup powdered sugar with 1 to 2 tbsp milk and drizzle over the cooled cake if you want a sweeter finish.

If you love this cinnamon apple combination, try it in a skillet apple crisp next.

How to Make Tender Apple Coffee Cake

Step 1: Mix the Cinnamon Streusel

Heat the oven to 350°F (175°C) and butter a 9-inch springform pan or an 8×8-inch square baking pan. In a medium bowl, stir together the ¾ cup flour, ½ cup brown sugar, and 1 tsp cinnamon. Drop the 6 tbsp cold butter pieces over the dry ingredients and use your fingers or a pastry cutter to work the butter in until the mixture looks like damp, clumpy sand with a few pea-sized nuggets.

The streusel should hold together when you squeeze a handful. If it still feels dusty, keep working it another minute. Set the bowl aside while you make the batter.

Step 2: Fold the Wet Into the Dry

In a large bowl, whisk the 1 ½ cups flour, granulated sugar, brown sugar, baking powder, baking soda, salt, and 1 tsp cinnamon until no lumps remain. In a separate small bowl, whisk the melted butter, eggs, and sour cream until smooth. Pour the wet mixture into the dry ingredients and stir with a wooden spoon just until you no longer see streaks of flour.

The batter will be thick and a little lumpy. That is exactly what you want. Overmixing at this stage can make the cake tough, so stop as soon as it comes together. Fold in the chopped apples gently with a spatula, scraping the sides of the bowl to catch any dry pockets.

Step 3: Assemble the Cake

Scrape the batter into the prepared pan and spread it evenly from edge to edge with the spatula. The batter will fill the pan only partway, but it rises well. Take the streusel and scatter it over the top in an even layer, pressing very lightly so some bits stick.

Some of the streusel will sink slightly into the batter as it bakes. That creates a thin, tender ribbon of cinnamon under the crunchy top. Do not press too firmly, or the topping will lose its texture.

Step 4: Bake Until Golden

Place the pan on the center rack and bake for 50 to 55 minutes, or until the top is deep golden brown and a toothpick inserted near the center comes out with a few moist crumbs. Begin checking at the 45-minute mark if your oven runs hot. If the streusel browns too quickly, tent the pan loosely with foil for the last 15 minutes.

The cake will pull away slightly from the edges when it is done. Let it cool in the pan on a wire rack for at least 10 minutes before you release the springform or try to lift it out of a square pan.

Step 5: Cool and Slice

Run a thin knife around the edge of the cake if it is in a springform, then unclip the sides. For a square pan, slice and lift pieces directly from the dish. Cut into thick squares and serve warm, while the streusel is still crackly and the apples are soft. The cake will stay tender for several days, so leftovers are never a problem.

A Few Notes Before You Bake

• Choose the right apple: Granny Smith brings a bright tartness that cuts through the sweet streusel. Honeycrisp stays firmer during baking and adds a little extra juice. Avoid Red Delicious, which turns mealy.
• Cold butter for the streusel: keep it cold until just before you cut it in. If the butter gets too soft, the streusel turns into a paste instead of staying crumbly.
• Rotate your pan halfway: most ovens have hot spots. A quick spin at the 25-minute mark helps the cake rise evenly and keeps one side from over-browning.
• Skip the glaze unless you miss it: this cake is sweet enough and moist enough on its own. Try a slice without anything first; you might not want it.

Bake times by pan:

Keeping the Cake Fresh

• Refrigerate: store leftover cake in an airtight container at room temperature for up to 2 days, or in the fridge for up to 4 days. The streusel softens a bit in the fridge but wakes back up with a quick warm.
• Reheating: place slices on a baking sheet in a 300°F oven for 5 to 10 minutes, or microwave for about 20 seconds. The oven keeps the topping crunchier.
• Serve cold: this cake tastes great straight from the fridge with a cup of coffee. The apples firm up slightly, and the crumb stays moist.

What to Serve With Apple Coffee Cake

A mug of strong black coffee is the obvious match, but for a weekend brunch, a side of soft scrambled eggs with chives balances the sweetness without competing. A small glass of cold milk works too, and it is what kids usually grab first. If you want to go all in, a spoonful of barely sweetened whipped cream turns a slice into a more indulgent dessert.

Frequently Asked Questions

Can I use yogurt instead of sour cream?

Yes. Plain whole-milk yogurt works just as well and gives the cake a slightly tangier note. Avoid Greek yogurt unless you thin it with a splash of milk first.

Can I use whole wheat flour?

You can replace up to half of the all-purpose flour with white whole wheat flour. The cake will be a little denser and nuttier, but still tender.

Can I bake this in a loaf pan?

Yes. A 9×5-inch loaf pan works. The batter will be thicker, so bake at the same temperature for 55 to 65 minutes, until a toothpick comes out clean.

My streusel turned out soft instead of crunchy. What went wrong?

The butter for the streusel likely got too warm while you worked it in. Next time, chill the bowl and work quickly, or pop the streusel in the fridge for 10 minutes before you sprinkle it on.

Tender Apple Coffee Cake Recipe

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 55 minutes mins

Total Time 1 hour hr 10 minutes mins

Servings: 8 servings

Calories: 345

Ingredients Method Notes

Ingredients

  

• 1 ½ cups all-purpose flour
• ½ cup granulated sugar
• ½ cup packed light brown sugar
• 2 tsp baking powder
• ½ tsp baking soda
• ½ tsp salt
• 1 tsp ground cinnamon, plus more for the streusel
• ½ cup unsalted butter, melted and slightly cooled
• 2 large eggs, at room temperature
• ½ cup sour cream, at room temperature
• 2 cups peeled, chopped apples
• ¾ cup all-purpose flour
• ½ cup packed light brown sugar
• 1 tsp ground cinnamon
• 6 tbsp cold unsalted butter, cut into small pieces

Method

 

1. Heat oven to 350°F (175°C) and butter a 9-inch springform or 8×8-inch baking pan. For the streusel, stir together flour, brown sugar, and cinnamon. Cut in cold butter until clumpy and set aside.
2. Whisk together flour, sugars, baking powder, baking soda, salt, and cinnamon. In a small bowl, whisk melted butter, eggs, and sour cream. Stir wet into dry just until combined, then fold in apples.
3. Scrape batter into the prepared pan and spread evenly. Sprinkle streusel over the top and press very lightly.
4. Bake 50 to 55 minutes until golden and a toothpick comes out with moist crumbs. Cool in the pan on a rack for 10 minutes.
5. Run a knife around the edge if using springform, then remove the sides. Slice and serve warm.

Notes

If using a square pan, line it with parchment paper with overhang for easy lifting. The cake stays moist at room temperature for two days. Let it cool completely before covering tightly if you are storing it longer.