
A soft banana loaf cake made with ripe bananas, brown sugar, and a simple cream-and-vinegar mixture for extra moisture.
Use overripe bananas for the richest flavor.
Toss walnuts in flour to keep them from sinking.
Make quick sour cream with heavy cream and vinegar.
For extra aroma, add a pinch of cinnamon or nutmeg.
We use affiliate links, which may earn us a small commission at no extra cost to you.
Ingredient amounts update instantly.
Weigh 500g of peeled overripe bananas and place them in a mixer.
Add dark brown sugar, eggs, and oil to the mixer. Blend until smooth.
Sift together flour, baking powder, baking soda, and salt.
Mix chopped walnuts into the dry ingredients to prevent sinking.
Combine heavy cream with vinegar to create sour cream.
Add sour cream and dry ingredients into the banana mixture. Mix on low speed until just combined.
Grease and line three 7x3 inch loaf pans with parchment. Grease parchment as well.
Divide batter evenly among the pans.
To create a central crack, dip a spatula in oil and press down the middle of each loaf.
Preheat oven to 400°F (204°C). Bake loaves for 15 minutes.
Lower oven to 350°F (177°C) and bake for another 20–30 minutes, or until the top is firm.
Let loaves cool on a rack, then remove from pans once easy to handle.
Save this recipe to one of your meal plans or browse your existing plans.
Everything you want to know about this recipe.
Easy banana cake is usually at its best when it leans fully into ripe fruit and keeps the mixing simple. The bananas carry most of the flavor, while the oil and cream mixture help the crumb stay soft even after a day or two on the counter.
This version bakes like a light loaf cake rather than a dense banana bread. It is sweet enough for dessert, but still practical for snacks, merienda, or coffee breaks when you need something that slices cleanly and holds up well.
Walnuts are optional, but they help break up the soft crumb. If you prefer a smoother slice, the cake still works without them.
Overripe bananas matter here because they bring more flavor and natural sweetness than firm yellow fruit. Mashing them thoroughly also helps the batter mix more evenly without overworking the flour.
The quick sour-cream substitute adds tenderness and a little tang. Combined with oil instead of solid fat, it helps the loaf stay soft for longer after baking.
Let the cake cool fully before slicing so the crumb can settle. It is good plain, but it also works with butter, cream cheese, or a spoonful of whipped cream on the side.
Store the loaf well wrapped at room temperature for up to 3 days, or refrigerate for up to 1 week. Slices can also be frozen for longer storage.
This is also the kind of cake that benefits from using the ripest bananas in the kitchen rather than saving them for another day. Once the fruit is deeply sweet and aromatic, the batter needs much less extra help to taste finished.
If you are baking it for sharing, let it cool completely before wrapping or slicing. The crumb stays more intact that way and the banana flavor becomes a little clearer as the loaf rests.
Serving Size: 1 slice (about 90g)
* Reference intakes are based on an average adult's 8,400 kJ / 2,000 kcal diet. Your needs may be higher or lower.
Overripe bananas are best because they add more sweetness and moisture. Using regular bananas may result in a less flavorful cake.
Yes. You can replace walnuts with pecans, almonds, raisins, or even chocolate chips for variation.
Insert a toothpick into the center. If it comes out clean or with just a few crumbs, it’s ready. Start checking at the 40-minute mark.
Yes, but the baking time will increase. Check for doneness around 55–65 minutes at 350°F (177°C).
Store in an airtight container at room temperature for up to 3 days, or refrigerate for up to 1 week. You can also freeze slices for up to 2 months.
See how other home cooks made this recipe, then share your own experience.
9 ratings
How would you rate this recipe?
I was skeptical about the sour cream trick but it really does make the cake extra moist.
Great base recipe. I swapped half the flour for whole wheat and added raisins. It still came out perfect.
Moist and not too sweet, just the way I like it. Perfect with a cup of coffee in the morning.
This is hands down the best banana cake I've tried. My husband keeps asking for more.
Good recipe but mine baked a little faster than expected. Check your oven early.
So soft and flavorful. I added chocolate chips instead of walnuts and it turned out amazing.
Made this for a family picnic and it was gone in minutes. Definitely my new go-to banana cake recipe.
Loved how straightforward this was. Perfect way to use up ripe bananas!
Followed the recipe exactly, but added a bit of cinnamon for a twist. Delicious!
I made this for my kids' lunchbox and they loved it. Super moist and easy.
Add your personal creations and build your own recipe collection.