INGREDIENTS
1
Egg white, large
2 1/2 cups
All-purpose flour
1/4 tsp
Baking soda
1 1/4 cups
Brown sugar, lightly packed light
5 oz
Chocolate, bittersweet or semisweet
1/2 cup
Cocoa powder, unsweetened
3/4 tsp
Kosher salt
1
Sea salt, Flaky
1 tsp
Vanilla extract
1 cup
Pistachios, unsalted raw
1 1/4 cups
Butter, unsalted