1/2 cup butter
2 1/4 cup brown sugar
1/3 cup milk
1 cup peanut butter
3 cup confectioners sugar
1. In a saucepan over medium low heat combine butter, brown sugar and milk bring to a boil.
2. Boil for 2 minutes remove from heat and add peanut butter, vanilla and confectioners sugar.
3. Pour into a greased 8x8 pan.
4. Allow to cool before slicing.
5. Store in airtight container.