Gingerbread Blondies with Lemon Glaze

INGREDIENTS

1 stick

unsalted butter

1 1/2 cups

dark brown sugar

1 1/2 tsp

vanilla extract

1/2 tsp

fine sea salt

large eggs + 1 large egg yolk

1 1/2 cups

all-purpose flour

3/4 tsp

baking powder

3/4 tsp

ground ginger

1/2 tsp

ground cinnamon

1/2 tsp

ground allspice

1/2 tsp

freshly grated nutmeg

1/4 tsp

ground cloves

!For the lemon glaze:

1 1/2 cups

powdered sugar

4 tsp

fresh lemon juice (plus the lemon zest)

large egg white (pasteurized, if you prefer)