
Banana cake is a classic American dessert that became especially popular in the mid-20th century as home cooks looked for ways to use overripe bananas. Unlike banana bread, this version leans more toward a soft, tender cake texture thanks to ingredients like sour cream and butter, which add richness and moisture. The inclusion of mashed bananas gives it natural sweetness and a subtle fruit flavor that pairs beautifully with vanilla. This particular vintage-style recipe reflects a time when simple pantry staples created deeply satisfying desserts. Its balance of sweetness and softness makes it a reliable favorite for gatherings, potlucks, or a cozy homemade treat.
Ingredients
- 1 ½ cups sugar
- ½ cup butter (softened)
- 2 eggs
- ½ cup sour cream
- ½ tsp baking soda
- ½ tsp baking powder
- 2 bananas (mashed)
- 1 tsp vanilla extract (assumed from “vanilla”)
- 2 cups all-purpose flour
Instructions
Step 1: Preheat Oven
- Preheat oven to 350°F (175°C).
- Grease and flour a cake pan.
Step 2: Cream Butter and Sugar
- In a mixing bowl, cream together butter and sugar until light and fluffy.
Step 3: Add Eggs
- Add eggs one at a time.
- Beat well after each addition.
Step 4: Mix Wet Ingredients
- Stir in sour cream.
- Add mashed bananas and vanilla extract.
Step 5: Combine Dry Ingredients
- In a separate bowl, whisk together flour, baking soda, and baking powder.
Step 6: Combine Mixtures
- Gradually add dry ingredients to the wet mixture.
- Mix until just combined.
Step 7: Transfer Batter
- Pour batter evenly into the prepared pan.
Step 8: Bake
- Bake for 35–40 minutes or until a toothpick inserted in the center comes out clean.
Step 9: Cool and Serve
- Allow cake to cool before slicing.
- Serve plain or with frosting if desired.
Tips
- Add chopped walnuts or pecans for texture
- Frost with cream cheese frosting for a richer dessert
- Substitute Greek yogurt for sour cream
- Add a pinch of cinnamon for warmth
- Use overripe bananas for best flavor
- Turn into cupcakes by adjusting bake time
- Add chocolate chips for a sweeter twist
- Dust with powdered sugar for a simple finish
Nutrition
Calories: 320kcalCarbohydrates: 45gProtein: 4gFat: 14gSaturated Fat: 8gPolyunsaturated Fat: 1gMonounsaturated Fat: 4gTrans Fat: 0.3gCholesterol: 65mgSodium: 180mgPotassium: 150mgFiber: 1.5gSugar: 28gVitamin A: 350IUVitamin C: 3mgCalcium: 40mgIron: 1.2mg
Tried this recipe?Let us know how it was!

