preheat the oven to 350°

line an 8x8 baking pan with parchment paper, and leave two sides up higher than the sides of the pan, set aside

whisk the sugar, eggs, and vanilla together

then whisk in the melted butter

combine the dry ingredients for the brownies in a separate bowl

then stir into the wet ingredients just until combined

pour into the prepared pan

bake in the preheated oven for 20-25 minutes

remove from the oven and cool completely on a baking rack

once cool beat the filling ingredients together until smooth and creamy

spread over the completely cooled brownies

chill while you make the top layer

melt the chocolate and butter together in the microwave in 10 seconds intervals until the chocolate is melted

pour over the chilled brownies and spread evenly before it sets up

chill again until the chocolate is set up

cut into 16 brownies and keep refrigerated until ready to serve