This moist banana cake is a delightful treat that comes together with simple pantry staples. Made with ripe mashed bananas, vegetable oil, and a hint of cinnamon, it yields a tender crumb that's perfect for any occasion.
Ready in just one hour with 20 minutes of prep, this easy dessert serves 8 and can be customized with walnuts, pecans, or chocolate chips. Serve it plain, dusted with powdered sugar, or topped with cream cheese frosting.
The smell of bananas browning on the kitchen counter used to drive me crazy until I realized those speckled leftovers were basically gold. One rainy Tuesday I mashed six of them into a bowl with no plan beyond not wasting food, and what came out of the oven forty minutes later made me question every boxed mix I had ever bought. This banana cake is the reason I now buy extra bananas on purpose, just to let them sit and wait. It is simple, forgiving, and deeply satisfying in a way that fancy pastries rarely manage.
I brought a pan of this to a friend who had just moved into a new apartment with nothing but a fork and a mattress on the floor. She ate three slices standing up in the empty kitchen and told me it was the best housewarming gift anyone had ever given her.
Ingredients
- 3 ripe bananas, mashed: The darker the peel, the sweeter and more intense the flavor becomes, so do not be afraid of bananas that look past their prime.
- 120 ml vegetable oil (or melted butter): Oil keeps the crumb softer for longer, but butter adds a richness that is hard to resist if you plan to serve it warm.
- 100 g granulated sugar: The bananas contribute natural sweetness, so this cake leans toward a balanced sweetness rather than something cloying.
- 2 large eggs: They bind everything together and give the cake its soft, sliceable structure.
- 1 tsp vanilla extract: A quiet background note that rounds out the banana flavor beautifully.
- 200 g all-purpose flour: Plain flour is all you need here, and spooning it into the measuring cup rather than scooping prevents a dense result.
- 1 tsp baking soda: Reacts with the natural acidity in bananas to give the cake its gentle lift.
- 1/2 tsp baking powder: A little extra assurance for an even rise throughout the center.
- 1/4 tsp salt: Never skip this, because salt is what stops the sweetness from taking over and makes the banana taste like itself.
- 1/2 tsp ground cinnamon (optional): Warm and cozy, it turns a simple cake into something that feels like autumn on a plate.
- 75 g chopped walnuts or pecans (optional): Toasted nuts add a satisfying crunch that contrasts perfectly with the soft crumb.
- 75 g chocolate chips (optional): Little pockets of melted chocolate scattered through banana cake are never a bad decision.
Instructions
- Get the oven ready:
- Preheat your oven to 180 degrees C (350 degrees F) and grease a 23 cm round or square cake pan, then dust it with flour so the cake releases cleanly later.
- Mash and mix the wet ingredients:
- In a large bowl, beat the mashed bananas with the oil, sugar, eggs, and vanilla until the mixture looks smooth and glossy with no large banana lumps remaining.
- Whisk the dry ingredients:
- In a separate bowl, whisk together the flour, baking soda, baking powder, salt, and cinnamon if you are using it, making sure everything is evenly distributed.
- Bring it all together:
- Gradually fold the dry ingredients into the wet mixture using gentle strokes and stop as soon as you no longer see streaks of flour, because overmixing is the fastest way to end up with a tough cake.
- Add your extras:
- If you are using nuts or chocolate chips, stir them in now with just a few turns of your spatula so they stay evenly distributed without sinking.
- Pour and smooth:
- Transfer the batter into your prepared pan and use the back of a spoon to smooth the surface into an even layer.
- Bake until golden:
- Bake for 35 to 40 minutes, checking at the 35 minute mark by inserting a toothpick into the center, and it should come out clean or with just a few moist crumbs clinging to it.
- Cool with patience:
- Let the cake cool in the pan for 10 minutes so it firms up, then turn it out onto a wire rack to cool completely before slicing.
There is something quietly magical about pulling a golden banana cake from the oven when the house smells like butter and cinnamon and comfort.
Storage That Actually Works
Wrap leftover cake tightly in cling film or keep it in an airtight container at room temperature for up to three days. If you want it to last longer, individual slices freeze beautifully wrapped in foil, and a quick stint in the microwave brings them back to that just-baked softness.
Serving It Your Way
A dusting of powdered sugar is all you need for a casual afternoon snack, but a swirl of cream cheese frosting turns it into something worthy of a birthday table. I have also been known to eat a cold slice standing in front of the fridge at midnight with absolutely no regrets.
Making It Your Own
Once you have the base recipe down, it becomes a playground for whatever you have lurking in the pantry. Toss in a handful of raisins or coconut flakes if that speaks to you, or swap half the flour for whole wheat if you want a slightly nuttier, heartier crumb.
- A pinch of nutmeg alongside the cinnamon adds warmth without overpowering the banana.
- Brown sugar can replace white sugar for a deeper, more caramel-like flavor.
- Always let the cake cool completely before adding any frosting or it will slide right off.
This is the kind of cake that asks nothing of you except a few overripe bananas and a little bit of patience while the oven does its work. Share it with someone, or keep it all to yourself, because either way it will make your day better.
Recipe Questions & Answers
- → How ripe should the bananas be for this cake?
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Use bananas that are very ripe with brown spots on the peel. The softer and sweeter they are, the more flavor and moisture they'll add to your cake. Overripe bananas mash easily and blend seamlessly into the batter.
- → Can I substitute butter for vegetable oil?
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Yes, you can use melted butter in place of vegetable oil in equal measure. Butter will add a richer flavor, while oil keeps the cake slightly more moist. Both work well, so choose based on your preference.
- → Why should I not overmix the batter?
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Overmixing activates the gluten in the flour, which can make the cake dense and tough instead of light and tender. Fold the dry ingredients into the wet mixture just until no flour streaks remain for the best texture.
- → How do I know when the cake is fully baked?
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Insert a toothpick into the center of the cake. If it comes out clean or with just a few moist crumbs, the cake is done. This typically takes 35 to 40 minutes at 180°C (350°F). The edges should also pull slightly away from the pan.
- → What can I serve with this banana cake?
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This cake pairs beautifully with black tea or a glass of cold milk. You can serve it plain, dusted with powdered sugar, or topped with cream cheese frosting. Adding a handful of raisins or coconut flakes also complements the banana flavor nicely.
- → Can I add chocolate chips and nuts together?
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Absolutely. You can mix in both chocolate chips and chopped walnuts or pecans for extra texture and flavor. Use about 75 grams of each, folding them gently into the batter just before pouring it into the pan.