1In a bowl mix together butter, graham crackers, confectioner's sugar and 1 cup of peanut butter until blended well.
2Press mixture evenly into the bottom of an ungreased 9 x 13 pan.
3In microwave melt chocolate chips with 4 tablespoons of peanut butter. Go about 1 minute and then stir. The go 30 seconds at a time after that. When you stir it and it is completely smooth it is done.
4Pour chocolate mix evenly over peanut butter mix.