01 -
Heat your oven to 175°C. Grease or put parchment paper in a 33×23 cm pan.
02 -
Mix eggs, oil, sour cream, coffee, and brownie mix in a big bowl till just mixed. Stir in chocolate bits. Spread the mix evenly in the pan.
03 -
Put the pan in the oven for 28-30 minutes. Check with a toothpick—should come out with a few crumbs. Let it cool down fully.
04 -
Beat butter with a mixer till light. Pour in the cold coffee. Slowly add powdered sugar and a pinch of salt while mixing until smooth.
05 -
Once brownies are cool, spread the coffee frosting over them. Cool in the fridge for 20 to 30 minutes.
06 -
Melt chocolate chips and cream in a microwave-safe bowl. Do 20 seconds at a time, stirring well each time till shiny and smooth. Let it cool a bit.
07 -
Pour ganache over frosted brownies. Spread evenly and put back in the fridge for half an hour or until set.
08 -
Cut into squares. To get clean cuts, wipe the knife with a cloth between slices.