Step 1

Line a 9-by-13-inch pan with foil or parchment paper and grease the bottom and sides with one of the choices listed

Step 2

Set aside

Step 3

Combine the sweetened condensed milk and butter in a medium saucepan and bring to a boil over medium-high heat, stirring continuously until the butter is melted

Step 4

Remove from the heat, add the chocolate and peanut butter morsels and stir until they are melted

Step 5

Add the marshmallow cream and stir until well combined

Step 6

Pour the mixture into the prepared pan and let cool before placing in the fridge or freezer to set

Step 7

When the fudge is completely set, remove from the pan and cut into pieces

Step 8

(If the fudge was in the freezer, allow it to soften at room temp for about 10 minutes before cutting

Step 9

)