1. Preheat oven to 350F.
2. Cream together the butter and sugars.
3. Mix in the egg & vanilla extract.
4. Add in your dry ingredients (flour, baking powder, baking soda, instant coffee).
5. Mix until it forms a cookie dough.
6. Freeze the dough for 30+ minutes (optional but recommended).
7. Mould the dough into cookies.
8. Bake for 12-13 minutes.
9. In the meantime, make the mascarpone cream by combining mascarpone, whipping cream, and sugar.
10. Pipe the mascarpone cream on top of the cooled cookies.
11. Dust cocoa powder on top.
12. Enjoy!!