Banana Cupcakes with Brown Sugar Frosting

INGREDIENTS

1 1/2 cups

all-purpose flour

3/4 cup

granulated sugar

1 tsp

baking powder

1 tsp

baking soda

1/4 tsp

salt

1 1/2 cups

mashed bananas (about 3 medium bananas)

1 tsp

vanilla bean paste (or vanilla extract)

egg (lightly beaten)

2 1/2 tbsp

all-purpose flour

1/2 cup

milk

1/2 tsp

vanilla bean paste (or vanilla extract)

1/2 cup

unsalted butter (softened)

1/2 cup

light brown sugar (packed)