Never Fail Fudge

Directions

1. 1
   Combine first 4 ingredients.
2. 2
   Stir over low heat until well blended.
3. 3
   Bring to a boil over moderate heat, being careful not to mistake air bubbles for boiling.
4. 4
   Then boil slowly stirring constantly, for 5 minutes to soft ball stage on a thermometer 234 degrees.
5. 5
   Remove from heat.
6. 6
   Stir in chocolate,marshmallow creme and vanilla until chocolate is melted.
7. 7
   Then turn into a buttered 9x9-inch pan to cool.