01 -
1/4 cup of cocoa powder.
02 -
1 large egg at room temperature.
03 -
1/2 cup of light or dark brown sugar.
04 -
2 tablespoons of espresso powder, dissolved.
05 -
1/2 cup of regular granulated sugar.
06 -
1 teaspoon of vanilla extract.
07 -
1 cup of softened, unsalted butter.
08 -
1 tablespoon of freshly boiled water.
09 -
1/2 teaspoon salt to balance flavors.
10 -
1 cup of mascarpone cheese, well chilled.
11 -
1/2 cup of heavy whipping cream, cold.
12 -
1 1/2 cups of all-purpose flour.
13 -
1 teaspoon of baking soda for leavening.
14 -
1/4 cup of powdered sugar for sweetness.
15 -
A sprinkle of unsweetened cocoa powder to finish.