Heat oven to 350F and line a large baking sheet with parchment paper.
In a small bowl, shift together the flour, baking powder and pinch of salt. Set aside.
Melt chocolate and unsalted butter in the microwave using 15-20 seconds intervals.
Combine eggs with sugar and whisk for 20 -30 seconds.
Slowly pour the chocolate mixture into the egg mixture and combine with the help of whisk.
Add dry ingredients, using a rubber spatula fold it in until just combined. Avoid over mixing.
Quickly, use a large ice-cream scoop or 2 large spoons to drop the batter in balls onto your prepared baking sheet. Space your cookies at least two inches apart.
Sprinkle each cookie with a pinch of flaky sea salt.
Immediately transfer the baking sheet to the oven and bake for 10 -12 min at 350F.
Remove cookies from the oven and transfer the pan to a wire rack to cool.