01 -
Line a 9x9 inch straight-sided baking pan with aluminum foil, leaving an overhang for easy removal. Lightly spray the foil with nonstick cooking spray and set aside.
02 -
In a 3-quart saucepan over medium heat, combine the semi-sweet chocolate chips, sweetened condensed milk, and heavy cream. Stir constantly for 5 to 6 minutes until the chocolate chips are fully melted and the mixture is smooth. Remove from heat promptly to prevent burning.
03 -
Fold 2 cups of roughly chopped Butterfinger pieces gently into the melted chocolate mixture until evenly incorporated.
04 -
Pour the fudge mixture into the prepared baking pan and smooth the surface evenly with a spatula.
05 -
Evenly distribute the 1 cup of finely chopped Butterfinger candy over the top of the fudge and gently press them into the surface to adhere.
06 -
Refrigerate the fudge for 1 to 2 hours until firm and set.
07 -
Using a large sharp knife, cut the fudge into 36 squares measuring approximately 1½ by 1½ inches each.