4.7 from 111 votes
Banana Cake with Cake Mix Recipe
This banana cake is made with mashed bananas right in the batter, so it's moist, fruity, and best of all, easy to make!
Prep Time
20 mins
Cook Time
20 mins
Additional Time
2 hrs
Total Time
3 hrs
Servings: 20 slices
Calories: 210 kcal
Course:
Dessert , Cake
Cuisine:
American
Ingredients
For the Cake
- 15.25 ounces vanilla cake mix (1 box)
- ½ cup vegetable oil
- 2 large eggs room temperature
- 1 cup mashed bananas (from about 3-4 whole bananas)
- ⅓ cup buttermilk room temperature
- ½ teaspoon ground cinnamon optional, but recommended
For the Frosting
- 8 ounces cream cheese room temperature (1 brick)
- ¼ cup unsalted butter melted (½ stick)
- 1 teaspoon pure vanilla extract
- ⅛ teaspoon kosher salt
- 2½ cups powdered sugar
Optional Toppings
- chopped walnuts
- Banana slices
Instructions
- Preheat oven to 350°F. Grease a 9x13-inch baking pan and set aside.
- Add the oil, eggs, mashed bananas, and buttermilk to a bowl and whisk to combine.
- Stir in the cake mix and cinnamon until well combined.
- Transfer the batter to the prepared baking pan.
- Bake for 30-35 minutes, or until a toothpick inserted comes out clean.
- Let the cake cool completely before frosting.
- To make the frosting, using a hand mixer, beat the cream cheese, butter, vanilla, and salt together.
- Beat in the powdered sugar, little by little, until incorporated.
- Spread the frosting over the cake.
- Top with chopped walnuts and banana slices if desired.
Cup of Yum
Notes
- Storage: Store banana cake in an airtight container in the refrigerator for up to 3 days or in the freezer for up to 3 months.
- Nutritional information does not include optional toppings.
Nutrition Information
Serving
1slice
Calories
210kcal
(11%)
Carbohydrates
23g
(8%)
Protein
2g
(4%)
Fat
13g
(20%)
Saturated Fat
5g
(25%)
Polyunsaturated Fat
4g
Monounsaturated Fat
3g
Trans Fat
0.2g
Cholesterol
37mg
(12%)
Sodium
105mg
(4%)
Potassium
73mg
(2%)
Fiber
0.4g
(2%)
Sugar
19g
(38%)
Vitamin A
264IU
(5%)
Vitamin C
1mg
(1%)
Calcium
34mg
(3%)
Iron
0.3mg
(2%)
Nutrition Facts
Serving: 20slices
Amount Per Serving
Calories 210
% Daily Value*
| Serving | 1slice | |
| Calories | 210kcal | 11% |
| Carbohydrates | 23g | 8% |
| Protein | 2g | 4% |
| Fat | 13g | 20% |
| Saturated Fat | 5g | 25% |
| Polyunsaturated Fat | 4g | 24% |
| Monounsaturated Fat | 3g | 15% |
| Trans Fat | 0.2g | 10% |
| Cholesterol | 37mg | 12% |
| Sodium | 105mg | 4% |
| Potassium | 73mg | 2% |
| Fiber | 0.4g | 2% |
| Sugar | 19g | 38% |
| Vitamin A | 264IU | 5% |
| Vitamin C | 1mg | 1% |
| Calcium | 34mg | 3% |
| Iron | 0.3mg | 2% |
* Percent Daily Values are based on a 2,000 calorie diet.