01 -
Line an 8x8 inch baking dish with parchment paper or aluminum foil, leaving some overhang for easy removal.
02 -
In a medium saucepan over medium heat, melt peanut butter and unsalted butter together, stirring constantly until smooth.
03 -
Remove from heat and stir in powdered sugar until fully combined.
04 -
Add vanilla extract and mix until smooth.
05 -
Gently fold in candy bar pieces, distributing them evenly throughout the mixture.
06 -
Pour the mixture into the prepared baking dish and spread it out evenly.
07 -
Refrigerate for at least 2 hours or until firm.
08 -
Once set, lift the fudge out of the pan using the overhang.
09 -
Cut into squares and serve.