INGREDIENTS
1 1/3 cups
sugar
1 cup
sour cream
2
eggs
1/4 cup
unsalted butter, softened
1 1/2 cups
mashed ripe bananas (about 4 bananas)
2 tsp
vanilla extract
2 cups
flour
1/2 tsp
salt
1 tsp
baking soda
1/4 cup
unsalted butter, softened
1/2 cup
heavy cream
1 tsp
vanilla extract
2 1/2 cups
confectioner' s sugar