01 -
Line 9x13 pan with parchment paper, leaving overhang for easy removal.
02 -
Combine sugar, margarine, and evaporated milk in saucepan over medium heat.
03 -
Stir constantly until mixture reaches hard boil, then cook exactly 5 minutes while stirring.
04 -
Remove from heat, add chocolate chips and stir until melted and smooth.
05 -
Mix in marshmallow creme and vanilla until smooth, then stir in walnuts.
06 -
Pour into prepared pan, spread evenly with offset spatula.
07 -
Let cool completely before removing and cutting into 1-inch squares.