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

Cook milk, sugar and butter to a boil (on medium heat). Let boil (slowly not brisk) for 3 minutes. NO LONGER! Remove from burner. Add peanut butter, fluff and vanilla and stir until it begins to thicken. Turn into greased 9 x 9 pan. Cut before completely cool.