Penuche Fudge (Brown Sugar Fudge)
Rec.food.recipes/Johnson(1990)

2 cups white sugar
2 cups light brown sugar
1 large can evaporated milk

Cook on medium heat stirring constantly. When it begins to boil drop heat to low, still stirring constantly. When medium firm ball is dropped when a bit is added into water then take off heat and add:

2 Tbsp. butter
1/3 large jar marshmallow fluff (also called marshmallow cream)
1 tsp. vanilla
1 cup chopped walnuts (optional)

Beat until slightly thick and pour into buttered pan. Let harden.