1/2 cup brown sugar
1/2 cup peanut butter
1/2 cup butter
1 3/4 cups powdered sugar
6 oz. chocolate chips
Mix brown sugar and peanut butter until well blended.
Add powdered sugar and 1/4 cup of melted butter.
Place peanut butter mix into a square pan.
Melt chocolate chips and 1/4 cup of butter in microwave, stirring every 30 seconds.
Pour chocolate mix over peanut butter and spread evenly.
Chill until firm before cutting into bars.
Source: Memories Made In The Kitchen