Stir in chocolate chips, marshmallow cream, vanilla, then pecans. Pour into a greased 13" x 9" x 2" pan. Cool to room temperature before slicing.
This is the original recipe from the Marshmallow Cream Jar.
FOR PEANUT BUTTER FUDGE: Substitute peanut butter chips for the chocolate chips; omit the nuts.
FOR DOUBLE DECKER FUDGE: The bottom layer is chocolate fudge with a peanut butter layer on top.
SUBSTITUTIONS:
-Instead of marshmallow cream substitute marshmallows, make sure they melt completely
-Substitute 1 cup peanut butter instead of peanut butter chips.