2 c. sugar
2/3 c. milk
1 c. peanut butter
1 c. marshmallow fluff
1/2 tsp. vanilla

Boil sugar and milk to soft ball stage (234°F-240°F). Remove from heat and stir in peanut butter, marshmallow fluff and vanilla. Stir until the candy loses its gloss. Pour into a buttered 8 x 8-inch pan.

If desired, melt 1 cup chocolate chips with 1 teaspoon butter and pour over the fudge.