2 lbs. confectioners' sugar
1/2 c. milk
2 sticks butter
1 tsp. vanilla
1 c. peanut butter
1 c. nuts (opt.)

Place sugar in mixing bowl. Put milk and butter on top (do not mix). Microwave for 4 minutes on High. Stir until mixed well. Add vanilla and peanut butter. Use mixer to blend well.