Substances:
- 1 teaspoon vanilla
- 2 oz baking chocolate , melted and cooled
- 1/2 teaspoon salt
- 2 eggs
- 2 cups cake flour
- 2 teaspoons baking powder
- 3/4 cup buttermilk
- 1 1/2 cups brown sugar
- 1/2 teaspoon baking soda
- 1/3 cup mashed ripe banana
- 1/2 cup shortening or lard