INGREDIENTS
1
Egg, large
2 cups
All-purpose flour
1 tbsp
Baking powder
1/2 tsp
Baking soda
4 oz
Bittersweet chocolate
1/2 tsp
Cinnamon, ground
1/3 cup
Cocoa powder, unsweetened
1/2 cup
Imperial sugar
1/3 cup
Imperial sugar light brown sugar
1/2 tsp
Kosher salt
1 tsp
Vanilla extract, pure
1 cup
Coffee, strong
1 tbsp
Espresso, powder
4 tbsp
Butter, unsalted
1/4 cup
Sour cream or plain greek yogurt