INGREDIENTS
1/4 cup
unsweetened cocoa powder
1/2 tsp
baking soda
1 tsp
cream of tartar
1/4 tsp
salt
1 1/3 cups
+ 2 tablespoons all-purpose flour
1/2 cup
unsalted butter (softened)
3/4
+ 1/3 cup granulated sugar (divided)
1
egg
1 tsp
vanilla extract
1 1/2 tsp
instant coffee granules
2 tsp
cinnamon