Preheat oven to 350F.Line 2 cookie sheets with parchment paper.
In a medium bowl, cream together the butter (&ghee), sugar, baking powder, espresso powder, and salt.
Add eggs and vanilla, beating until smooth.
Stir in the cocoa powder, then the flour; the dough will be stiff. Mix in the chocolate chunks & chips.
Drop the cookies by tablespoonfuls (about 1.5" balls) onto the prepared baking sheets, leaving about 1.5" between them.
Bake the cookies for 11-12 minutes. Remove from the oven, and allow them to cool on the pan.