grease 8x8 pan and set aside

combine evaporated milk, butter, and sugar in an 8qt pot

stir over medium heat until butter is fully melted

bring mixture to boil and continue stirring until mixture reaches 235° (softball stage)

remove from heat and immediately add marshmallow creme, chocolate chips, vanilla extract, and peppermint extract

stir furiously until all ingredients are fully incorporated (child labor is helpful during this step)

pour into an 8x8 greased pan and let it set