Preheat oven to 350 degrees
Line 8x8 pan with parchment paper
In a medium microwave-safe bowl, combine the dark and semi-sweet chocolate, the butter, and the coffee granules.
Cover loosely & microwave 30 seconds, stir & microwave another 15 seconds more to melt the butter & chocolate.
Add sugars, stir until completely dissolved. Let the mixture cool to room temperature.
Add in eggs
Fold in flour, cocoa, salt, & vanilla just until all white streaks are gone. Then fold in chocolate chips.
Pour into prepared pan
Bake 28-30 minutes or until toothpick test is clean
In the last 10 minutes of baking - remove brownies & add your pieces of white chocolate & return to oven to melt slightly
Allow to cool before cutting
Dust with confectioners sugar before serving