1 c. peanut butter
1 lb. of 10x sugar
2 sticks butter
1/2 tsp. vanilla
(1/2 c. cocoa may be added for chocolate peanut butter fudge)

Heat peanut butter and butter (and cocoa) to the start of boiling. Remove from heat. Add vanilla. Add sugar. Stir until completely mixed. Press into 9 by 13 inch cake pan. Cool completely. Cut into 1 by 1 inch squares.