banana crumb cake

Here’s a moist and flavorful Banana Crumb Cake recipe—perfect for using up ripe bananas and making a delicious breakfast or dessert.

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🍌 Banana Crumb Cake

Serves: 8–10
Prep time: 15 minutes
Cook time: 45–50 minutes

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🧾 Ingredients

For the cake:

• 2 ripe bananas, mashed

• 2 cups (250 g) all-purpose flour

• 1 tsp baking powder

• ½ tsp baking soda

• ½ tsp salt

• 1 tsp ground cinnamon

• ½ cup (115 g) unsalted butter, softened

• ¾ cup (150 g) granulated sugar

• 2 large eggs

• 1 tsp vanilla extract

• ½ cup (120 ml) sour cream or plain yogurt

For the crumb topping:

• ⅓ cup (40 g) all-purpose flour

• ¼ cup (50 g) granulated sugar

• ¼ cup (50 g) packed brown sugar

• 1 tsp ground cinnamon

• ¼ cup (60 g) unsalted butter, cold and cut into cubes

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👩‍🍳 Instructions

1️⃣ Preheat the oven

• Preheat oven to 350°F (175°C).

• Grease and flour a 9×9-inch square pan or a similar-sized baking dish.

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2️⃣ Make the cake batter

1. In a medium bowl, whisk together flour, baking powder, baking soda, salt, and cinnamon.

2. In a separate large bowl, beat the softened butter and sugar until light and fluffy (about 3–4 minutes).

3. Add the eggs one at a time, beating well after each addition.

4. Mix in mashed bananas and vanilla extract.

5. Alternately add the dry ingredients and sour cream, beginning and ending with the dry ingredients. Mix until just combined.

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3️⃣ Prepare the crumb topping

1. In a small bowl, combine flour, granulated sugar, brown sugar, and cinnamon.

2. Cut in the cold butter with a pastry cutter or fork until the mixture resembles coarse crumbs.

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4️⃣ Assemble and bake

1. Pour the banana cake batter into the prepared pan and smooth the top.

2. Sprinkle the crumb topping evenly over the batter.

3. Bake for 45–50 minutes, or until a toothpick inserted into the center comes out clean.

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5️⃣ Cool and serve

• Let the cake cool in the pan for about 10 minutes, then transfer to a wire rack to cool completely.

• Slice and enjoy! You can dust with powdered sugar or drizzle with a simple glaze for extra sweetness.

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🔥 Tips

• Use overripe bananas for the best flavor—dark spots on the skin are ideal.

• For extra richness, you can substitute half of the butter with vegetable oil.

• Try adding chopped walnuts or chocolate chips to the batter for some added texture and flavor.

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If you like, I can give you a gluten-free version or a low-sugar version of this cake. Would you like that?