INGREDIENTS
2 cups
all-purpose flour
3/4 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
salt
1/4 tsp
ground cinnamon
8 tbsp
unsalted butter, softened
1/2 cup
granulateD sugar
1/2
packed light brown sugar
1
large egg
2
ripe bananas, mashed (about 1 cup)
1/4 cup
sour cream
1 1/2 tsp
vanilla extract
For the Filling
2 cups
mascarpone at room temperature
4 tbsp
sugar