INGREDIENTS
2
unbaked pie crusts (store-bought or homemade)
1
egg for an egg wash
optional: coarse sugar for crust garnish
1
cup butter (2 sticks)
1 1/2
cups semi-sweet chocolate chips, divided
1 1/2 cups
granulated sugar
3/4
cup brown sugar
1
tablespoon vanilla extract
1
teaspoon salt
3
large eggs
1 1/4
cups all-purpose flour
1/3
cup dark cocoa powder