Directions

1. In a large, heavy saucepan, combine the butter, the white sugar, the brown sugar, and the milk. Bring to a boil. Stirring constantly, continue to boil for 2 ½ minutes.
2. Remove from the heat and add the peanut butter and vanilla.
3. Stir until thoroughly combined.
4. In the bowl of a stand mixer, place the powdered sugar, then add the peanut butter mixture. Mix until smooth.
5. Place and press into a buttered 8-inch square pan. Chill until firm & enjoy!