Banana Bread Coffee Cake

Yesss — Banana Bread Coffee Cake is the ultimate cozy morning treat (or late-night snack 👀). Think: ultra-moist banana bread base, layered and topped with a buttery cinnamon streusel, and maybe even a sweet glaze drizzle if you're feeling extra. Here's a dreamy version you'll want on repeat:

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🍌 Banana Bread Coffee Cake

Moist banana bread meets crumbly, cinnamon-streusel-topped coffee cake.

🍽️ Makes: 1 (9x9-inch) cake

⏱️ Total Time: ~1 hour

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📝 Ingredients

For the Banana Cake:

• 1½ cups mashed ripe bananas (about 3 medium)

• ½ cup unsalted butter, softened

• ¾ cup light brown sugar

• ¼ cup granulated sugar

• 2 large eggs

• 1 tsp vanilla extract

• ½ cup sour cream or Greek yogurt

• 1¾ cups all-purpose flour

• 1 tsp baking soda

• ½ tsp baking powder

• ½ tsp salt

• 1 tsp cinnamon

For the Cinnamon Streusel Topping:

• ⅔ cup light brown sugar

• ½ cup all-purpose flour

• 1½ tsp cinnamon

• ¼ cup unsalted butter, cold and cubed

• ½ cup chopped walnuts or pecans (optional)

Optional Vanilla Glaze:

• ½ cup powdered sugar

• 1–2 tbsp milk or cream

• ½ tsp vanilla extract

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👩‍🍳 Instructions

1. Prep

• Preheat oven to 350°F (175°C).

• Grease a 9x9-inch baking pan or line with parchment paper.

2. Make the Streusel

• In a bowl, mix brown sugar, flour, and cinnamon.

• Cut in cold butter with a fork or pastry cutter until crumbly.

• Stir in nuts if using. Set aside.

3. Make the Banana Cake Batter

1. In a large bowl, cream the butter and sugars together until fluffy.

2. Add eggs one at a time, then mix in mashed bananas, vanilla, and sour cream.

3. In another bowl, whisk together flour, baking soda, baking powder, salt, and cinnamon.

4. Gradually mix dry ingredients into wet until just combined.

4. Assemble the Layers

• Spread half the banana batter into the pan.

• Sprinkle half the streusel over it.

• Add the remaining batter and top with the rest of the streusel.

5. Bake

• Bake for 40–50 minutes, or until a toothpick inserted into the center comes out clean.

• Cool in the pan for 15–20 minutes.

6. Optional Glaze

• Whisk glaze ingredients together and drizzle over the slightly cooled cake.

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☕ Serve it up

Enjoy warm with a cup of coffee, or sneak a slice cold from the fridge — it's amazing both ways.

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Want to turn it into muffins or a loaf instead? I can help with that too!