INGREDIENTS
1/2 cup
unsalted butter
1/2 cup
granulated sugar
2
large bananas, about 1 cup mashed
1 tsp
pure vanilla extract
1
large egg
3/4 cup
all-purpose Flour
1/2 tsp
baking soda
1/2 tsp
kosher salt
1 cup
fresh or frozen blueberries
1 cup
powdered sugar
2 tbsp
heavy cream