Vanilla Bean Sugar Cookie Bars with Vanilla Bean Frosting

INGREDIENTS

2 3/4 cups

all-purpose flour

1 1/4 tsp

baking powder

1/2 tsp

salt

1 cup

unsalted butter, softened

3/4 cup

granulated sugar

2/3 cup

powdered sugar

Seeds of 1 small vanilla bean

large eggs

1 tsp

vanilla extract

1/2 cup

butter (I like to use 1/4 cup salted and 1/4 cup unsalted)

Seeds of 1 small vanilla bean

1/2 tsp

vanilla extract

2 1/2 cups

powdered sugar

2 tbsp

half and half