Place white chocolate chips in bowl and set aside. Melt frosting in microwave (30 seconds should do it). Pour over chips and stir until all chips are almost melted add Junior Mints and stir carefully into fudge until they are completely covered in fudge. Pour in 8×8″ pan lined in parchment paper. Sprinkle 1/4 c Peppermint Crunch on top. Let set up cut into 1″ squares and enjoy!