Family Tested & Approved
brown sugar, dark
peanut butter (brand of choice, i like jif!)
Melt butter in a saucepan over medium heat.
Stir in brown sugar and milk.
Bring to a boil and continue to boil for 2 minutes, stirring frequently.
Stir in peanut butter and vanilla.
Pour over powdered sugar in large mixing bowl and beat until smooth. Pour into 8 x 8 inch pan.
Chill until firm and cut into squares.