Instructions

  1. Melt butter in a saucepan over medium heat. Stir in brown sugar until it softens. Slowly add milk and stir until sugar dissolves.
  2. Bring to a boil and cook until mixture reduces and thickens.
  3. Add peanut butter and mix thoroughly.
  4. Add peanuts and vanilla.
  5. Continue stirring until smooth.
  6. Serve warm over ice cream.