- 1 1/2 cups all-purpose flour
- 1 cup white sugar
- 1/4 cup butter, softened
- 1 teaspoon vanilla extract
- 1 teaspoon baking soda
- 1/2 teaspoon baking powder
- 1 egg
- 3 very ripe bananas
- Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 5×9-inch loaf pan.
- Mash bananas and add flour, sugar, butter, vanilla, baking powder, baking soda and egg. Mix well. Pour into loaf pan.
- Bake in preheated oven until toothpick inserted into center of cake comes out clean, 50 to 60 minutes.