Preheat oven to 350®.
Coarsely chop BUTTERFINGER® NestEggs in a food processor or blender.
Prepare brownie mix according to directions. Mix in chopped BUTTERFINGER® NestEggs.
Bake according to box directions.
Allow to cool completely.
Place a BUTTERFINGER® Cup Egg on top of the brownies and cut, using the egg as a pattern. Repeat with remaining eggs.
Top the brownie bars with a dollop of peanut butter sauce for some Easter egg adornment.