INGREDIENTS
4
Eggs, large
1 tsp
Baking powder
2 cups
Chocolate chips
1 1/4 cups
Double-dutch dark cocoa or dutch-process cocoa
1 1/2 cups
King arthur all-purpose flour, Unbleached
1 tsp
Salt
2 1/4 cups
Sugar
1 tbsp
Vanilla extract
1 tsp
Espresso, powder
1 cup
Butter, unsalted