Lemon Bars with Shortbread Crust

INGREDIENTS

1 cup

all-purpose flour

4 pinches

kosher salt

4 oz

unsalted butter - room temperature

1/4 cup

granulated sugar

1/2 tsp

pure vanilla extract

large eggs

1 tbsp

lemon zest (about 2 lemons)

1/2 cup

fresh squeezed lemon juice (about 2 lemons)

1/2 cup

all-purpose flour

big pinch kosher salt

1 1/4 cups

granulated sugar

Powder sugar for serving